KE25 RGB Light Wiress Music HeadsetFeature 1. Bluetooth 5.1 + MP3 function support stereo music playing, phone calling. 2. Support all audio devices that have Bluetooth capability, such as, cl phone ,tablet PC,laptop,computer etc. 3. 3.5mm audio jack, provides a simple wired connection of a variety of devices without Bluetooth. 4. Allow you to answer or reject phone calls anytime and anywhere. 5. Charged via USB, rechargeable battery, convenient and practical. 6. Playing time up to 8~10 hours, and continue talk time up to 8 hours, standby time up to 148 hours. 7. Good , foldable design and adjustable length hinges, very comfortable to wear and easy to carry. 8. Best choice for listening music, watching movie, chatting online etc. 9. With SD card insert,without any bluetooth device,can still enjoy music any time any where. 10. Astronaut shape design color earphones, children's holiday gift earphones.Specification: 1. Bluetooth version: V5. 12. Backward distance: 15m (no interference) 3. Battery capacity: 360mAh 4. Use time: 8H (light on) -10H (light off) 5. Standby time: 200H 6. Charging time: 2H 7. Speaker: 40mm 8. Impedance: 32ohm 9. Frequency response: 20Hz-22KHzPacking list:Wiress headset x1Charging cable x1User manual x1