1. AI environment noise reduction Restore a purer voice: Reduce other sound interference, effectively restore the original sound quality, and ensure effective recording of human voices in noisy environments2. Clear recording of the original sound clear voice, restoring authenticity: The chewing sound of food and the sound of drinking water are all truthfully recorded, giving the audience a sense of immersive experience3. Premium large microphone core, non-destructive sound pickup, clear characters: Fearless of cost, a high-end capacitor microphone is used, paired with high-quality windproof cotton to avoid wind and noise interference4. 20m wireless transmission for more free recording: Stable audio source pairing, maintaining voice synchronization within 20 meters, ensuring unrestricted reception5. Long Endurance: Built-in 70mAh button cell, suitable for live streaming and filming from morning to night, not afraid of no electricitySpecifications:1. Microphone type: Digital silicon microphone2. Antenna type: Ceramic antenna3. Transmission frequency: 2.4GHz4. Frequency response range: 20Hz-20KHz5. Transmission time: 20ms6. Battery capacity: 70mAh (button battery)7. Charging time: about 80 minutes8. Working hours: 7 hours9. Transmission distance: 20 meters (barrier free)10. Receiver: 8 Pin+Type-C+3.5mm port11. Receiver battery capacity: 230mAh12. Operating time: 10hPackaging list:2 x Lavalier microphone1 x Receiver1 x User manual1 x Type-C charging cableSpecification: Package Weight One Package Weight 0.11kgs / 0.25lb One Package Size 16cm * 12.5cm * 3cm / 6.3inch * 4.92inch * 1.18inch Qty per Carton 80 Carton Weight 9.80kgs / 21.61lb Carton Size 52cm * 32cm * 34cm / 20.47inch * 12.6inch * 13.39inch Loading Container 20GP: 471 cartons * 80 pcs = 37680 pcs 40HQ: 1094 cartons * 80 pcs = 87520 pcs