Yealink

Yealink BT50. Product color: Black, Bluetooth profiles: A2DP, DIP, HFP, Wireless range: 1181.1" (30 m). Connectivity technology: Wireless, Device interface: USB. Power source type: USB. Width: 0.547" (13.9 mm), Depth: 0.709" (18 mm), Height: 0.201" (5.1 mm)

Yealink BT41. Connectivity technology: Wireless, Host interface: USB, Interface: Bluetooth. Maximum data transfer rate: 3 Mbit/s. USB powered. Product color: Black

Yealink CPN10. Product color: Black, Certification: CE. Width: 2.87" (73 mm), Depth: 1.89" (48 mm), Height: 0.591" (15 mm). Cables included: Phone (RJ-11). Relative humidity: 10 - 90%