earbuds wireless in-ear headphones light weight small bluetooth earphone

Power4 earbuds wireless in-ear headphones light weight small size invisible cheaper bluetooth comfortable sport-proof headset

Wireless Connection:BT5.0

Charging Case Capacity:300mAh

Battery Capacity:40mAh

Charging time of charging case:≤2hrs

Charging time of earphone:45mins

Charging voltage:5V

Charging current:200mA

Single Play time:≥3hrs

Channel:Stereo

Distance:≥10m

Decoding:SBC

Output:2MW

Speaker size:6mm

Speaker resistance:32Ω