POLY Sync 20 USB-C Speakerphone. Device type: PC, Product color: Black, Cable length: 28.1" (0.715 m). Connectivity technology: Wireless, Bluetooth profiles: A2DP, AVRCP, HFP, HSP. Power source type: Battery, Battery technology: Lithium-Ion (Li-Ion), Talk time: 20 h. Width: 1.34" (34 mm), Depth: 3.74" (95 mm), Height: 7.17" (182 mm). Package width: 8.23" (209 mm), Package depth: 7.2" (183 mm), Package height: 2.17" (55 mm)