Ture wireless headset bluetooth headphones

Bluetooth version: V4.1 + EDR AIROHA

Battery: 3.7V /55mAh Lithium polymer battery

Material : TPU+PC 

Music play current: 15.6~22.5mA

Talking current: 14.3~15.6mA

Standby current: 0.3~4.7mA 

Power off current: 0.1uA

Driving Unit ： φ8mm *2 Hi-Fi Speaker

Music time: about 3 hours 

Talking time: about 4 hours 

Standby time: about 125 hours 

Charging time : Less than 2 hours

Charging Environment : 0℃—45℃

Working Environment : -20℃—60℃

Distance : 10-20 Meters for Single ,10-15 Meters for Dual 

Frequency :2402MHz-2480MHz 

Accessories L/M/S, 2 ear caps for each size, dual micro charging cable, user manual, 2 earpieces