Description

Specifications
ANC (Active Noise Cancellation) Headphones
* Bluetooth Version: V5.1
* Support profiles: HSP,HFP,AVRCP,A2DP
* BT frequency: 2.402 GHz - 2.480GHz
* Sound Mode: Stereo
* Charging time: 2-3 hours
*Standby time: up to 1000 hours
* Music time: about 15 hours
* Talk time: About 15 hours
* Operating Distance: about 20 meters
* Power Source: Li-ion Battery 400mAh
* Aux line in: 3.5mm socket  
* Output: 25mW*2
* SNR: ≥98dB
* Speaker Size: 40mm 32Ω
* Microphone: -42dB
* Accessory : USB line,aux cable,User manual
Color: Red, black, Gray