1. Wireless headphones with BT V5.0 technology, providing high-speed and stable transmission.
2. It has multiple playback modes, such as BT connection, TF card and 3.5mm audio cable, so you can enjoy endless music.
3. Retractable and foldable design with protein leather material ear cups, which is comfortable to wear for a long time.
4. Built-in microphone for hands-free calls, providing clear and realistic call sound
5. 400 mAh high-capacity battery, standby time of 360 hours, listening time of 20 hours

Parameters：
1. BT version: V5.0+ERD
2. Operating range: 10 meters (no obstacles)
3. Speaker unit: 40mm
4. Frequency response: 20Hz-20kHz
5. Lmpedance: 30Ω
6. Battery capacity: 400 mA
8. Endurance: 10 hours
9. Charging time: about 2-3 hours
10. Size: 18 x 19 x 7.5cm
11. Weight: 228g