XO BE23 ΑΣΥΡΜΑΤΑ ΑΚΟΥΣΤΙΚΑ ΤΕΤΡΑΓΩΝΑ, ΜΑΥΡΟ

Bluetooth version:BluetoothV5.0 Jelly 6956A Function: Bluetooth/AUX play mode and callBluetooth effective distance: ?10mBluetooth protocol: HFP1.5 HSP1.1 A2DP1.3 AVRCP1.5  Bluetooth working frequency: 2402MHZ~2480MHZActive and passive: activeBattery capacity: Li-ion 3.7V/300mAhMusic time: about 20 hours (70% volume)Talking time: about 17 hours (90% volume)Charging time: about 2 hoursSpeaker: full-range speaker ? 40mm, 32Ω ± 15% (10mW)Receiving sensitivity: -85dBmFrequency response: 20Hz-20 KHzUSB charging: Micro USB, DC5V, 500mA 3 section 3.5 plug audio cable: 1.0M