1. Audio signal: digital sampling 16bit-16kHz
2. Frequency response: 100Hz-15KHz
3. Modulation method: GFSK
4. Transmission power consumption: 15mA
5. Receiving power consumption: 10mA
6. Power supply mode: built-in rechargeable lithium battery 120mAh
7. 3D stage reverberation effects, press +- volume keys at the same time to open, intelligently beautify human voice
8. High-sensitivity pickup head, fidelity sound quality, restore human voice
9. Compatible with 3.5mm/6.35mm, audio/power amplifier/amplification equipment with MIC jack
10. Large-capacity 120mAh lithium battery with 6-8 hours long battery life
11. The sound quality is clear, and the noise suppression technology is used to deal with howling feedback
12. After 45 minutes of no operation, the microphone will automatically shut down to save power
13. 50 meters super long receiving distance, stable signal, strong anti-interference
14. Weight: about 35 grams