Product details of Avf Hbt20 Bluetooth Earset White

~ Bluetooth Version: V3.0+EDR
~ Bluetooth Mode: Hands Free / Headset / AV / AV RCP Profile
~ Support Function: Support A2DP function， contecting two mobilephones simultaneously
~ Radio Frequency: 2.4GHz
~ Talking Time: 4h
~ Music Time: 3.5h
~ Standby Time: 140h