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AmazonlensDrag an image hereNo featured offers availableWe feature offers with an Add to Cart button when an offer meets our high standards for: Quality Price, Reliable delivery option, and Seller who offers good customer service “No featured offers available” means no offers currently meet all of these expectations. Select See All Buying Options to shop available offers. To report an issue with this product or seller, click here. No matter where you’re sitting in the room PowerConf Bluetooth speakerphone enhances your voice so everyone sounds sound equally loud and clear. Connect PowerConf to your device via USB-C cable or Bluetooth connection for easy conference calling. PowerConf Bluetooth speakerphone has a built-in 6,700mAh battery to allow you to make up to 24 hours of calls from a single charge. Use PowerConf’s USB port to charge your phone at an optimized speed while you meet or if you need a quick power boost on a trip. Use with all leading online conferencing services such as Skype, Google Hangout, Facetime, Zoom, WebEx, GotoMeeting, and Chromebox etc. Tailor PowerConf’s LED lights, control standby mode, adjust the volume, and more. Remember to keep your firmware up to date via the app. PowerConf handles family calls with ease. The other end will hear you clearly even if you’re moving around the room or the kids are talking over each other. PowerConf Bluetooth speakerphone has a portable build and a lightweight travel case to ensure you can easily take it away on business trips. Don’t want to wear headphones for online classes? Add PowerConf to your setup and be heard by your students or classmates in crystal-clear clarity. Anker PowerConf Bluetooth Speakerphone with 6 Microphones, Enhanced Voice Pickup, 24 Hour Call Time, Bluetooth 5, USB C Connection, Compatible with Leading Platforms (Renewed) (Black)Found a lower price? Let us know. Although we can't match every price reported, we'll use your feedback to ensure that our prices remain competitive. Store (Offline) Store name: City: State: Please select province Please select province Price: ($) Date of the price: 01 02 03 04 05 06 07 08 09 10 11 12 / 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 / Please sign in to provide feedback. Submit Feedback P.when("A", "a-modal", "ready").execute(function (A, modal) { var $ = A.$; var instance; var title = $("#modalHeader").val(); A.declarative("pricingFeedback-modal-button", "click", function (event) { if (!instance) { var options = { name: "pricingFeedback-modal-content", dataStrategy: "preload", }; instance = modal.create(event.$target, options); } instance.update({ "header": title, "width": "550" }).lock().show(); }); }); P.when('A', 'ready').execute(function (A) { var $ = A.$; var csrf = $("#aapiCsrfToken").val(); var productPrice = $("#priceValue").val(); var hostname = $("#absoluteUrlPrefix").val(); var customerId = $("#customerId").val(); var isCustomerRecognized = ($("#isCustomerLoggedIn").val() === 'true'); var isCurrentGlOnlineOnly = ($("#isCurrentGlOnlineOnly").val() === 'true'); var asin = $("#asin").val(); var marketplaceId = $("#marketplaceId").val(); var country = $("#countryCode").val(); var offlineStoresList = $("#offlineStoresList").val(); var statesList = $("#statesList").val(); var errorMessages = { errorNoRetailerType: $("#errorNoType").val(), errorBadPrice: $("#errorBadPrice").val(), errorBadPriceShipping: $("#errorBadPriceShipping").val(), errorInvalidUrl: $("#errorInvalidUrl").val(), errorSubmission: $("#errorSubmission").val(), errorEmptyFields: $("#errorEmptyFields").val(), thankFeedback: $("#thankFeedback").val() }; var feedbackFormContent = document.querySelector('#feedbackForm'); var signUpContainer = document.querySelector('#signUpForm'); var feedbackFormFinalStateContainer = document.querySelector('#feedbackFormFinalState'); var states = JSON.parse(statesList); var offlineStores = JSON.parse(offlineStoresList); var offlineStoresEnabled = !isCurrentGlOnlineOnly; var currentDate = getCurrentDay(); var currentMonth = getCurrentMonth(); var currentYear = getCurrentYear(); if (isCustomerRecognized) { feedbackFormContent.style['display'] = 'block'; feedbackFormFinalStateContainer.style['display'] = 'block'; signUpContainer.style['display'] = 'none'; var enableOnlineStoreRadio = document.querySelector('#pricingFeedback_onlineRadio'); var enableOfflineStoreRadio = document.querySelector('#pricingFeedback_offlineRadio'); var onlineStoreInputForm = document.querySelector('#pricingFeedback_onlineInput'); var offlineStoreInputForm = document.querySelector('#pricingFeedback_offlineInput'); var offlineStateSelect = document.querySelector('#offlineState'); var offlineStoreSelect = document.querySelector('#offlineStoreNameList'); var submitButton = document.querySelector('#pricingFeedback_submit'); var onlineUrl = document.querySelector('#onlineUrl'); var onlinePriceRaw = document.querySelector('#onlinePriceRaw'); var onlineShippingRaw = document.querySelector('#onlineShippingRaw'); var onlineDay = document.querySelector('#onlineDay'); var onlineMonth = document.querySelector('#onlineMonth'); var onlineYear = document.querySelector('#onlineYear'); var onlineCalendar = document.querySelector('#onlineCalendar'); var offlineRadioContainer = document.querySelector('#offlineRadioContainer'); var offlineStoreName = document.querySelector('#offlineStoreName'); var offlineCity = document.querySelector('#offlineCity'); var offlineState = document.querySelector('#offlineState'); var offlinePriceRaw = document.querySelector('#offlinePriceRaw'); var offlineDay = document.querySelector('#offlineDay'); var offlineMonth = document.querySelector('#offlineMonth'); var offlineYear = document.querySelector('#offlineYear'); var offlineCalendar = document.querySelector('#offlineCalendar'); var thankYouDiv = document.querySelector('#pricingFeedback_thank'); var errorDiv = document.querySelector('#pricingFeedback_error'); var loadingGifDiv = document.querySelector('#loading'); var offlineStateMain = document.querySelector('#offlineStateMain'); setCalenderOrderBasedOnCountry(country); setInitialStates( onlineMonth, currentMonth, offlineMonth, onlineDay, currentDate, offlineDay, onlineYear, currentYear, offlineYear, onlineStoreInputForm, offlineStoreInputForm, enableOfflineStoreRadio, enableOnlineStoreRadio, onlineCalendar, offlineCalendar, offlineStateMain, offlineState ); createPermalinkContainer(asin, hostname); for (let state of states) { var option = document.createElement('option'); option.setAttribute('value', state['value']); option.innerText = state['name']; offlineStateSelect.appendChild(option); } for (let store of offlineStores) { var option = document.createElement('option'); option.setAttribute('value', store); offlineStoreSelect.appendChild(option); } $("#pricingFeedback_onlineRadio").click(function () { onlineStoreInputForm.style['display'] = 'table'; offlineStoreInputForm.style['display'] = 'none'; }); $("#pricingFeedback_offlineRadio").click(function () { onlineStoreInputForm.style['display'] = 'none'; offlineStoreInputForm.style['display'] = 'table'; }); if (!offlineStoresEnabled) { offlineRadioContainer.style['display'] = 'none'; offlineStoreInputForm.style['display'] = 'none'; } $("#pfw_submit").click(function () { var feedbackSubmitted = submitFeedback( customerId, marketplaceId, asin, productPrice, onlineStoreInputForm, offlineStoreInputForm, onlineUrl.value, onlinePriceRaw.value, onlineShippingRaw.value, onlineDay.value, onlineMonth.value, offlineStoreName.value, offlineCity.value, offlineState.value, offlinePriceRaw.value, offlineDay.value, offlineMonth.value, thankYouDiv, errorDiv, submitButton, loadingGifDiv, errorMessages ); if (feedbackSubmitted !== null && !feedbackSubmitted) { errorDiv.innerHTML = getErrorDiv(errorMessages.errorSubmission); } }); A.on("a:popover:beforeHide:pricingFeedback-modal-content", function (data) { resetModalToInitialState(currentMonth, currentDate, currentYear); }); } else { feedbackFormContent.style['display'] = 'none'; feedbackFormFinalStateContainer.style['display'] = 'none'; signUpContainer.style['display'] = 'block'; var authPortalLink = getAuthenticationPageURL(asin, hostname); $("#signUpForm").one("click", function () { window.location = encodeURI(authPortalLink); }); } function setCalenderOrderBasedOnCountry(country) { var monthSections = document.getElementsByClassName('monthSection'); var daySections = document.getElementsByClassName('daySection'); var yearSections = document.getElementsByClassName('yearSection'); var firstDelimiters = document.getElementsByClassName('firstDelimiter'); var secondDelimiters = document.getElementsByClassName('secondDelimiter'); if (country === 'US') { for (let i = 0; i < 2; i++) { (monthSections[i]).style['order'] = '-1'; (firstDelimiters[i]).style['order'] = '0'; (daySections[i]).style['order'] = '1'; (secondDelimiters[i]).style['order'] = '2'; (yearSections[i]).style['order'] = '3'; } } else if (country === 'JP') { for (let i = 0; i < 2; i++) { (yearSections[i]).style['order'] = '-1'; (secondDelimiters[i]).style['order'] = '0'; (monthSections[i]).style['order'] = '1'; (firstDelimiters[i]).style['order'] = '2'; (daySections[i]).style['order'] = '3'; } } else { for (let i = 0; i < 2; i++) { (daySections[i]).style['order'] = '-1'; (firstDelimiters[i]).style['order'] = '0'; (monthSections[i]).style['order'] = '1'; (secondDelimiters[i]).style['order'] = '2'; (yearSections[i]).style['order'] = '3'; } } } function createPermalinkContainer(asin, hostname) { var permalinkHref = getPermalink(hostname, asin); var permalinkContainer = document.querySelector('#permalink'); var permalink = document.createElement('a'); permalink.setAttribute('href', permalinkHref); permalink.innerText = permalinkHref; permalinkContainer.append(permalink); } function getPermalink(server, asin) { return server + '/dp/' + asin; } function triggerPricingFeedback( customerId, marketplaceId, asin, price, retailerType, retailerUrl, retailerName, retailerCity, retailerState, retailerPrice, retailerShipping, sampleDate ) { var dataCart = { ourPrice: parseInt(price), retailer: { type: retailerType, name: retailerName, city: retailerCity, state: retailerState, price: parseInt(retailerPrice), shippingCost: parseInt(retailerShipping), url: retailerUrl }, date: sampleDate + "T00:00:00.102Z" }; return new Promise((resolve, reject) => { A.$.ajax($("#aapiEndpoint").val() + "/api/marketplaces/" + marketplaceId + "/products/" + asin + "/feedback/pricing", { type: 'POST', headers: { 'Accept-Language': 'en-US', 'Accept': 'application/vnd.com.amazon.api+json; type="product.feedback.pricing/v1"', 'x-amzn-encrypted-slate-token': document.querySelector('meta[name="encrypted-slate-token"]')?.content, 'Content-Type': 'application/vnd.com.amazon.api+json; type="product.feedback.pricing.request/v1"', 'x-api-csrf-token': csrf }, data: JSON.stringify(dataCart), xhrFields: { withCredentials: true }, success: function (responseContent) { $("#pricingFeedback_thankcontent").innerText = "Success! " + responseContent.toString(); resolve(); }, error: function (err) { $("#pricingFeedback_thankcontent").innerText = "Error! " + err.toString(); reject(); } }) }) } function getAuthenticationPageURL(asin, hostname) { return hostname + '/ap/signin?_encoding=UTF8&openid.assoc_handle=usflex&openid.claimed_id=http://specs.openid.net/auth/2.0/identifier_select&openid.identity=http://specs.openid.net/auth/2.0/identifier_select&openid.mode=checkid_setup&openid.ns=http://specs.openid.net/auth/2.0&openid.ns.pape=http://specs.openid.net/extensions/pape/1.0&openid.pape.max_auth_age=0&openid.return_to=https://www.amazon.com/dp//'; } function getCurrentDay() { var date = new Date(); return date.getDate().toString(); } function getCurrentMonth() { var date = new Date(); return (date.getMonth() + 1).toString(); } function getCurrentYear() { var date = new Date(); return date.getFullYear().toString(); } function setInitialStates(onlineMonth, currentMonth, offlineMonth, onlineDay, currentDate, offlineDay, onlineYear, currentYear, offlineYear, onlineStoreInputForm, offlineStoreInputForm, enableOfflineStoreRadio, enableOnlineStoreRadio, onlineCalendar, offlineCalendar, offlineStateMain, offlineState) { onlineMonth.defaultValue = currentMonth; offlineMonth.defaultValue = currentMonth; onlineDay.defaultValue = currentDate; offlineDay.defaultValue = currentDate; onlineYear.defaultValue = currentYear; offlineYear.defaultValue = currentYear; var stateEmptyMarketplace = ["A33AVAJ2PDY3EV", "A3OCL2LJ6GDH9T","A1ZXRLSQW2V54D", "A2WDZJZ5TCRMLH"]; var marketplaceId = $("#marketplaceId").val(); var stateLabel = document.querySelector('#stateLabel') var stateValue = document.querySelector('#stateValue') if(stateEmptyMarketplace.includes(marketplaceId)) { stateLabel.style['display'] = 'none'; stateValue.style['display'] = 'none'; } var onlineMonthOption = document.querySelector('#onlineMonthOptionDefault'); onlineMonthOption.innerText = currentMonth; var onlineMonthPrompt = document.querySelector('#onlineMonthPrompt'); onlineMonthPrompt.innerText = currentMonth; var offlineMonthOption = document.querySelector('#offlineMonthOptionDefault'); offlineMonthOption.innerText = currentMonth; var offlineMonthPrompt = document.querySelector('#offlineMonthPrompt'); offlineMonthPrompt.innerText = currentMonth; var onlineDateOption = document.querySelector('#onlineDateOptionDefault'); onlineDateOption.innerText = currentDate; var onlineDayPrompt = document.querySelector('#onlineDatePrompt'); onlineDayPrompt.innerText = currentDate; var offlineDateOption = document.querySelector('#offlineDateOptionDefault'); offlineDateOption.innerText = currentDate; var offlineDayPrompt = document.querySelector('#offlineDatePrompt'); offlineDayPrompt.innerText = currentDate; var onlineYearOption = document.querySelector('#onlineYearOptionDefault'); onlineYearOption.setAttribute('href', currentYear); onlineYearOption.innerText = currentYear; var onlineYearPrompt = document.querySelector('#onlineYearPrompt'); onlineYearPrompt.innerText = currentYear; var offlineYearOption = document.querySelector('#offlineYearOptionDefault'); offlineYearOption.setAttribute('href', currentYear); offlineYearOption.innerText = currentYear; var offlineYearPrompt = document.querySelector('#offlineYearPrompt'); offlineYearPrompt.innerText = currentYear; if (onlineMonth.children && offlineMonth.children && onlineDay.children && offlineDay.children) { onlineMonth.children[currentMonth].setAttribute('selected', currentMonth); offlineMonth.children[currentMonth].setAttribute('selected', currentMonth); onlineDay.children[currentDate].setAttribute('selected', currentDate); offlineDay.children[currentDate].setAttribute('selected', currentDate); } onlineStoreInputForm.style['display'] = 'none'; offlineStoreInputForm.style['display'] = 'none'; enableOfflineStoreRadio.checked = false; enableOnlineStoreRadio.checked = false; if (onlineCalendar.style && offlineCalendar.style) { onlineCalendar.style['display'] = 'block'; offlineCalendar.style['display'] = 'block'; } } function submitFeedback( customerId, marketplaceId, asin, price, onlineStoreInputForm, offlineStoreInputForm, onlineUrl, onlinePriceRaw, onlineShippingRaw, onlineDay, onlineMonth, offlineStoreName, offlineCity, offlineState, offlinePriceRaw, offlineDay, offlineMonth, thankYouDiv, errorDiv, submitButton, loadingGifDiv, errorMessages ) { errorDiv.innerHTML = ''; let cleanRetailerType, cleanRetailerUrl, cleanRetailerName, cleanRetailerCity, cleanRetailerState, cleanRetailerPrice, cleanRetailerShipping, cleanSampleDate; var currentYear = getCurrentYear(); if (onlineStoreInputForm.style['display'] === 'table') { var onlineValidity = validateOnlineInputs(onlineUrl, onlinePriceRaw, onlineShippingRaw, errorMessages); if (onlineValidity.valid) { cleanRetailerType = 'ONLINE'; cleanRetailerUrl = truncate(trim(onlineUrl), 300); cleanRetailerPrice = trim(onlinePriceRaw); cleanRetailerShipping = trim(onlineShippingRaw); if (!cleanRetailerShipping) { cleanRetailerShipping = '0'; } cleanSampleDate = formatDate( currentYear, onlineDay ? onlineDay : getCurrentDay(), onlineMonth ? onlineMonth : getCurrentMonth() ); } else { if (onlineValidity.error) { errorDiv.innerHTML = getErrorDiv(onlineValidity.error); } return null; } } else if (offlineStoreInputForm.style['display'] === 'table') { var offlineValidity = validateOfflineInputs( offlineStoreName, offlineCity, offlineState, offlinePriceRaw, errorMessages, marketplaceId ); if (offlineValidity.valid) { cleanRetailerType = 'OFFLINE'; cleanRetailerName = truncate(trim(offlineStoreName), 100); cleanRetailerCity = truncate(trim(offlineCity), 100); cleanRetailerState = truncate(trim(offlineState), 100); cleanRetailerPrice = trim(offlinePriceRaw); cleanRetailerShipping = '0'; cleanSampleDate = formatDate( currentYear, offlineDay ? offlineDay : getCurrentDay(), offlineMonth ? offlineMonth : getCurrentMonth() ); } else { if (offlineValidity.error) { errorDiv.innerHTML = getErrorDiv(offlineValidity.error); } return null; } } else { errorDiv.innerHTML = getErrorDiv(errorMessages.errorNoRetailerType); return null; } loadingGifDiv.innerHTML = getLoadingGifDiv(); if (price) price = parseFloat(price); return triggerPricingFeedback( customerId, marketplaceId, asin, price, cleanRetailerType, cleanRetailerUrl, cleanRetailerName, cleanRetailerCity, cleanRetailerState, parseFloat(cleanRetailerPrice), parseFloat(cleanRetailerShipping), cleanSampleDate ) .then(response => { errorDiv.innerHTML = ''; thankYouDiv.innerHTML = getThankYouDiv(errorMessages.thankFeedback); submitButton.style.display = 'none'; return response; }) .catch(err => { errorDiv.innerHTML = getErrorDiv(errorMessages.errorSubmission); return null; }); } function validateOnlineInputs(url, onlinePrice, onlineShipping, errorMessages) { if (isEmptyValue(url) || isEmptyValue(onlinePrice)) { return { valid: false, error: errorMessages.errorEmptyFields }; } else if (!isValidUrl(url)) { return { valid: false, error: errorMessages.errorInvalidUrl }; } else if (!isNumericPrice(onlinePrice) || (!isEmptyValue(onlineShipping) && !isNumericPrice(onlineShipping))) { return { valid: false, error: errorMessages.errorBadPriceShipping }; } return { valid: true, error: null }; } function validateOfflineInputs(offlineStoreName, offlineCity, offlineState, offlinePrice, errorMessages, marketPlaceId) { if ( isEmptyValue(offlineStoreName) || isEmptyValue(offlineCity) || isEmptyValue(offlinePrice) ) { return { valid: false, error: errorMessages.errorEmptyFields }; } else if (!isNumericPrice(offlinePrice)) { return { valid: false, error: errorMessages.errorBadPrice }; } return { valid: true, error: null }; } function getErrorDiv(errorMsg) { return ( '\n' + ' ' + errorMsg + '\n' + ' ' ); } function getThankYouDiv(thankMsg) { return ( '' + '' + thankMsg + '\n' + '' ); } function getLoadingGifDiv() { return ''; } function isValidUrl(url) { if (!url) { return false; } var encodedUrl = encodeURI(url); return encodedUrl.match( /^(https?:\/\/)?(([a-z0-9-]|%[A-F0-9]{2})+\.)+(([a-z]|%[A-F0-9]{2})([a-z0-9]|%[A-F0-9]{2})*)(:[0-9]+)?(\/[a-z0-9;:,~!+#@&=%\/$\.?_-]+)?$/ ); } function isNumericPrice(price) { if (!price) { return false; } return price.match(/^([0-9]+\.?[0-9]*)$|^([0-9]*\.[0-9]+)$/); } function isEmptyValue(input) { return !input || input.length === 0 || input.match(/^\s*$/); } function truncate(input, length) { if (!input) { return ''; } else { return input.substr(0, length); } } function formatDate(year, date, month) { return year + '-' + month + '-' + date; } function trim(input) { if (!input) { return ''; } else { return input.trim(); } } function resetModalToInitialState(currentMonth, currentDate, currentYear) { var enableOnlineStoreRadio = document.querySelector('#pricingFeedback_onlineRadio'); var enableOfflineStoreRadio = document.querySelector('#pricingFeedback_offlineRadio'); var onlineStoreInputForm = document.querySelector('#pricingFeedback_onlineInput'); var offlineStoreInputForm = document.querySelector('#pricingFeedback_offlineInput'); var onlineUrl = document.querySelector('#onlineUrl'); var onlinePriceRaw = document.querySelector('#onlinePriceRaw'); var onlineShippingRaw = document.querySelector('#onlineShippingRaw'); var onlineDay = document.querySelector('#onlineDay'); var onlineMonth = document.querySelector('#onlineMonth'); var onlineYear = document.querySelector('#onlineYear'); var onlineCalendar = document.querySelector('#onlineCalendar'); var offlineStoreName = document.querySelector('#offlineStoreName'); var offlineCity = document.querySelector('#offlineCity'); var offlineState = document.querySelector('#offlineState'); var offlinePriceRaw = document.querySelector('#offlinePriceRaw'); var offlineDay = document.querySelector('#offlineDay'); var offlineMonth = document.querySelector('#offlineMonth'); var offlineYear = document.querySelector('#offlineYear'); var offlineCalendar = document.querySelector('#offlineCalendar'); var thankYouDiv = document.querySelector('#pricingFeedback_thank'); var errorDiv = document.querySelector('#pricingFeedback_error'); var submitButton = document.querySelector('#pricingFeedback_submit'); var loadingGifDiv = document.querySelector('#loading'); var stateDefaultOption = document.querySelector('#stateDefaultOption'); var stateDefaultPrompt = document.querySelector('#stateDefaultPrompt'); var offlineStateMain = document.querySelector('#offlineStateMain'); if (thankYouDiv) { thankYouDiv.innerHTML = ''; } if (errorDiv) { errorDiv.innerHTML = ''; } if (loadingGifDiv) { loadingGifDiv.innerHTML = ''; } if (submitButton) { submitButton.style.display = 'block'; } onlineUrl.value = ''; onlinePriceRaw.value = ''; onlineShippingRaw.value = ''; offlineStoreName.value = ''; offlineCity.value = ''; offlineState.value = ''; offlinePriceRaw.value = ''; stateDefaultOption.innerHTML = $("#selectProvince").val(); stateDefaultPrompt.innerHTML = $("#selectProvince").val(); setInitialStates( onlineMonth, currentMonth, offlineMonth, onlineDay, currentDate, offlineDay, onlineYear, currentYear, offlineYear, onlineStoreInputForm, offlineStoreInputForm, enableOfflineStoreRadio, enableOnlineStoreRadio, onlineCalendar, offlineCalendar, offlineStateMain, offlineState ); } }); (window.AmazonUIPageJS ? 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Learn more Pre-owned Certified products are inspected, cleaned and (if applicable) repaired to excellent functional standards. By purchasing Pre-owned Certified rather than new, customers can extend the life of the product, reduce electronic waste, and reduce the extraction of raw materials. These products are backed by the Amazon Renewed Guarantee. Pre-owned Certified is part of the Climate Pledge Friendly program that helps you discover and shop for more-sustainable products.Learn more about this certificationTo calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzed reviews to verify trustworthiness.







