Bluetooth Specification: V5.0, dual mode, downward compatible. (Connects to a Bluetooth enabled device) Wireless charging via docking station Frequency Range: 2.4GHz - 2.48GHz Support Protocols: A2DP, AVRCP, HFP, AAC, etc. Transmission distance: up to 30 meters (Transmission distance varies on base of the environment and Bluetooth device) Maximum Talk Time: 20 hours Standby Time: 200 hours Charging Time: 2 hours Up to 30 meters transmission distance Dual Device Connection - multiple-point technology in which two Bluetooth devices can be connected simultaneously On call light indicator and mute button Noise cancelling microphone Crystal Clear stereo Sound - High-frequency wide band Long Lasting Battery Life - 2 hours charging offers up to 20 hours continuous talking time and 200 hours standby time. Light weight, Luxurious and comfortable soft ear cushion and pressure-free headpads Operating systems: Windows 2000, Windows XP, Windows Vista TM, Windows 7, Windows 8 and Windows 10 Software compatibility: Skype, Zoom, Microsoft Teams and other video conferencing software
