Poly CS540 XD Extra Density Headset TAA Mono - Wireless - DECT - On-ear - Monaural - In-ear - Black - TAA CompliantPoly CS540 XD Extra Density HeadsetSKU: 7E2K0AA$614.95PriceQuantity*Add to CartBuy NowOverview Connectivity Technology : Wireless Wireless Technology : DECT Sound Mode : Mono Features : Convertible Design Charging Method : Charging Base Batteries Required : Yes Earpiece Design : On-ear Earpiece Type : Monaural Microphone Design : Boom Color Family : Black Color : Black Form Factor : In-ear Application/Usage : Office Telephone TAA Compliant : Yes TCO Certified : No Package Contents: CS540 XD Extra Density Headset TAA Eartip And Earloop Office Base Headband AC Power Adapter Telephone Interface Cable (TIC) Kit With Eartips And Earloops Spare Battery