1. Wireless Bluetooth headphones, deliver a high quality audio listening experience with clarity, and a smooth bass response for enjoyment of all styles of music.

2. Bluetooth 5.0, energy saving, improved data transfer, and less interference.

3. Wireless Bluetooth headset can be used within 33ft/10m of the Bluetooth device.

4. Long Lasting Rechargeable Battery, up to 4-5 hours of play back time and super long standby time.

5. Built-in microphone allows these headphones to act as a headset for hands free calling with mobile devices.

Specification

Color: Black

Bluetooth version: 5.0

Transmission distance: 10m

Speaker unit: 6mm

Wearing method: in-ear

Sound principle: dynamic circle

Standby time: 120 hours

Music playback time: 4 hours

Headphone charging time: 0.8 hours

Headphone battery capacity: 45mAh

Charging capacity: 350mAh

Bluetooth protocol: HFP/HSP/A2DP/AVRCP

Sensitivity: 98 (dB)

Horn diameter: 8mm

Impedance: 16Ω

Frequency response range: 10-20000Hz

Microphone function: none

Product size: 4.5*4.5*3cm

Packing list: 

1 Pair * earphone,

1 * Charging box,

1 * USB charging cable,

4 * Ear plug,

1 * English manual