Bluetooth version V5.2 +BR +EDR + BLE SupportMode: a2dp\avctp\... Sensitivity:-90dBm Signal distance: >=10 meters Battery: headset 3.7v 35mAh charging box:3.7V 320mAh Play time: 5 hours talk time:4 hours Standby time 72 hours Charging time : charging box ,2 hours headset, 1 hour Number of times 8 times for a single headset support: ios, android, windows
