Boat Rockerz 235v2 Bluetooth Headset ( Grey In The Ear)

Headphone Type In-Ear IPX Rating IPX5 Driver Type Dynamic Driver Size 10 mm Impedance 16Ω Sensitivity (dB) - 98dB±3DB Frequency Response 20Hz-20KHz Battery Capacity (mAh) 110 mAh Playback Time 8 hours Power Source 3.7V/120 mAh Compatibility All Bluetooth Devices Charging Time 1.5 hours Standby Time 150 hours Talktime 8 hours Country Of Origin China Bluetooth Version V5.0