1. Working voltage: DC3.5V-5.5V 2. Current: 75mA (MAX) 3. Charging time: 4 hours 4. Use time: about 8 hours 5. Carrier frequency: 600-900Mhz 6. RF power: 10dBm 7. Transmission distance: 80m (open and unobstructed) 8. Receiving sensitivity: -88dBm 9. Sampling frequency: 48KS/s 10. Signal-to-noise ratio: 65dB (f=1kHz, P=1Pa A curve) Input voltage: DC-5V 11. Ergonomic design, high-sensitivity pickup head 12. The sound effect is clear and loud, comfortable to wear 13. Easy to disassemble, the headset can be used as a handheld microphone after disassembly 14. Anti-fool pointing, 90-degree anti-fool microphone is more humanized design 15. Long-distance receiver, strong anti-interference, stable signal, 50-80 meters receiving range 16. Built-in 600mAh lithium battery, long battery life 17. Support 15 groups of frequency points, multi-group use without cross-frequency 18. Compatible with MIC interface devices, plug and play, equipped with 6.35mm and 3.5mm adapters 19. Metal hose, free to bend, easy to adjust the direction in real time 20. Dimensions: 68x28x23.3mm
