Alternate color or configuration shownPOLY CS540A HS W/HL TAAManufacturer: Poly SKU: 7661357Manufacturer part number: 80R99AAVendor: SynnexMSRP: $609.95Price: $388.99 Qty: Add to cart Ship toSelect countryUnited StatesAfghanistanÅland IslandsAlbaniaAlgeriaAmerican SamoaAndorraAngolaAnguillaAntarcticaAntigua and BarbudaArgentinaArmeniaArubaAustraliaAustriaAzerbaijanBahamasBahrainBangladeshBarbadosBelarusBelgiumBelizeBeninBermudaBhutanBoliviaBolivia (Plurinational State of)Bonaire, Sint Eustatius and SabaBosnia and HerzegovinaBosnia and HerzegowinaBotswanaBouvet IslandBrazilBritish Indian Ocean TerritoryBrunei DarussalamBulgariaBurkina FasoBurundiCabo VerdeCambodiaCameroonCanadaCape VerdeCayman IslandsCentral African RepublicChadChileChinaChristmas IslandCocos (Keeling) IslandsColombiaComorosCongoCongo (Democratic Republic of the)Cook IslandsCosta RicaCote D'IvoireCôte d'IvoireCroatiaCubaCuraçaoCyprusCzech RepublicCzechiaDenmarkDjiboutiDominicaDominican RepublicEast TimorEcuadorEgyptEl SalvadorEquatorial GuineaEritreaEstoniaEswatiniEthiopiaFalkland Islands (Malvinas)Faroe IslandsFijiFinlandFranceFrench GuianaFrench PolynesiaFrench Southern TerritoriesGabonGambiaGeorgiaGermanyGhanaGibraltarGreeceGreenlandGrenadaGuadeloupeGuamGuatemalaGuernseyGuineaGuinea-bissauGuyanaHaitiHeard and Mc Donald IslandsHeard Island and McDonald IslandsHoly SeeHondurasHong KongHungaryIcelandIndiaIndonesiaIran (Islamic Republic of)IraqIrelandIsle of ManIsraelItalyJamaicaJapanJerseyJordanKazakhstanKenyaKiribatiKoreaKorea (Democratic People's Republic of)Korea (Republic of)Korea, Democratic People's Republic ofKuwaitKyrgyzstanLao People's Democratic RepublicLatviaLebanonLesothoLiberiaLibyaLibyan Arab JamahiriyaLiechtensteinLithuaniaLuxembourgMacaoMacauMacedoniaMadagascarMalawiMalaysiaMaldivesMaliMaltaMarshall IslandsMartiniqueMauritaniaMauritiusMayotteMexicoMicronesiaMicronesia (Federated States of)MoldovaMoldova (Republic of)MonacoMongoliaMontenegroMontserratMoroccoMozambiqueMyanmarNamibiaNauruNepalNetherlandsNew CaledoniaNew ZealandNicaraguaNigerNigeriaNiueNorfolk IslandNorth MacedoniaNorthern Mariana IslandsNorwayOmanPakistanPalauPalestinePalestine, State ofPanamaPapua New GuineaParaguayPeruPhilippinesPitcairnPolandPortugalPuerto RicoQatarReunionRéunionRomaniaRussian FederationRwandaSaint BarthélemySaint Helena, Ascension and Tristan da CunhaSaint Kitts and NevisSaint LuciaSaint Martin (French part)Saint Pierre and MiquelonSaint Vincent and the GrenadinesSamoaSan MarinoSao Tome and PrincipeSaudi ArabiaSenegalSerbiaSeychellesSierra LeoneSingaporeSint Maarten (Dutch part)SlovakiaSlovakia (Slovak Republic)SloveniaSolomon IslandsSomaliaSouth AfricaSouth Georgia & South Sandwich IslandsSouth Georgia and the South Sandwich IslandsSouth SudanSpainSri LankaSt. HelenaSt. Pierre and MiquelonSudanSurinameSvalbard and Jan MayenSvalbard and Jan Mayen IslandsSwedenSwitzerlandSyrian Arab RepublicTaiwanTaiwan, Province of ChinaTajikistanTanzaniaTanzania, United Republic ofThailandTimor-LesteTogoTokelauTongaTrinidad and TobagoTunisiaTurkeyTurkmenistanTurks and Caicos IslandsTuvaluUgandaUkraineUnited Arab EmiratesUnited KingdomUnited Kingdom of Great Britain and Northern IrelandUnited States minor outlying islandsUruguayUzbekistanVanuatuVatican City State (Holy See)VenezuelaVenezuela (Bolivarian Republic of)Viet NamVietnamVirgin Islands (British)Virgin Islands (U.S.)Wallis and FutunaWallis and Futuna IslandsWestern SaharaYemenZambiaZimbabwe *Other *Shipping MethodNameEstimated DeliveryPriceNo shipping optionsApply Custom wishlist OKAdd to wishlistAdd to compare listEmail a friendHands-free productivityThe CS540 convertible DECT™ headset provides professional performance so you can get more done — even on the move. The noise-canceling mic reduces background noise interruptions, ensuring great audio quality and easing listener fatigue. Everyone in the office could use more flexibility. Let them roam confidently up to 400 ft from the headset base. They’ll be able to collaborate simply since teams can conference up to four headsets on a single base.There’s more than one way to make a call — switch up styles to find your groove and introduce your ears to something new. The CS540 convertible design comes with three wearing options: over-the-ear, over-the-head, behind-the-head[1].OverviewContact UsHands-free productivityThe CS540 convertible DECT™ headset provides professional performance so you can get more done — even on the move. The noise-canceling mic reduces background noise interruptions, ensuring great audio quality and easing listener fatigue. Everyone in the office could use more flexibility. Let them roam confidently up to 400 ft from the headset base. They’ll be able to collaborate simply since teams can conference up to four headsets on a single base.There’s more than one way to make a call — switch up styles to find your groove and introduce your ears to something new. The CS540 convertible design comes with three wearing options: over-the-ear, over-the-head, behind-the-head[1].Your name * Your email * Enquiry * Submit