1. Bluetooth version: V5.3
2. Transmission range: about 10m
3. Frequency response: 20ΗZ-20ΚΗZ
4. Support protocol: HSP, HFP, A2DP, AVRCP
5. Driver unit: 13mm
6. Rated power: 5mW
7. Impedance: about 16 ohms
8. Battery capacity: 200mAh for charging compartment, 30mAh for earphone
9. Charging compartment rechargeable times: 4 times
10. Standby time: about 90 days
11. Charging time: about 2H
12. Playback time: about 4-15H
13. Charging port: Type-C
14. Input: 5V 1A
15. Material: PC+ABS
16. Weight: about 31g
17. Charging compartment size: about 6.5 x 5.25 x 2.9cm

Features:
1. Clip-on headphones, wear stable, clear sound quality, sports do not fall off
2. Effectively reduce ambient noise and noise, eliminate wind noise, high-definition calls
3. Panoramic stereo sound, using the human body acoustic structure cavity, high-frequency translucent, mid-frequency delicate, low-frequency thick
4. Bluetooth 5.3 chip, low power consumption, fast connection, no delay in games
5. Adopt the design of not into the ear, with flexible soft rubber, durable and not deformed, matching a variety of ear shapes, long wearing without pain
6. Built-in high-capacity lithium battery, 16H ultra-long battery life