Specification:

Type: Headphone

Material: ABS

Color: Black, White, Blue, Green

Bluetooth Version: 5.0

Frequency Range: 2.402GHZ - 2.480GHZ

Effective Working Range: ≥10M

Frequency Response: 20hz-20khz

S/N Ratio: ≥60dB

Power Supply: 3.7VDC (built-in a-class rechargeable 400mAh lithium battery)

Talk Time: 8 hours

Power off Time: 200 Days

Charging Time: 3-4 hours

Operating Current: ≤60mA

Off Current: <300UA

Packing List:

1x Wireless Headphone

1x USB Charging Cable