1. Small and light, no sense of wearing2. High-quality audio, stable transmission3. 8 hours of ultra-long battery life4. Direct connection to DJI OsmoAudio products, original sound quality5. Active noise reduction, two adjustable levels6. Automatic limiter, anti-explosive soundTechnical parameters:--DJI Mic Mini transmitter1. Dimensions: 26.55 mm long, 26.06 mm wide, 15.96 mm high2. Weight: about 10 grams (without magnetic sheet)3. Wireless mode: GFSK 2Mbps4. Equivalent isotropic radiated power (EIRP): less than 20 dBm5. Wireless mode operating frequency: 2.4000 GHz to 2.4835 GHz6. Bluetooth protocol: Bluetooth 5.37. Bluetooth operating frequency: 2.4000 GHz to 2.4835 GHz8. Bluetooth transmission power (EIRP): less than 20 dBm9. Battery type: Li-ion10. Battery capacity: 114 mAh11. Battery energy: 0.44 Wh12. Battery voltage: 3.87 V13. Charging specification: maximum 5 V14. Charging environment temperature: 5- 45 degrees Celsius15. Working environment temperature: -10- 45 degrees Celsius16. Charging time: about 90 minutes17. Working time: about 11.5 hours (using DJI Mic Mini (one transmitter and one receiver), without noise reduction function, in a non-interference environment, close-range sound reception, transmitter and receiver connected, and receiver connected to the camera with a 3.5 mm cable.)Specification: Package Weight One Package Weight 0.15kgs / 0.34lb One Package Size 15cm * 10cm * 8cm / 5.91inch * 3.94inch * 3.15inch Qty per Carton 36 Carton Weight 6.50kgs / 14.33lb Carton Size 47cm * 34cm * 32cm / 18.5inch * 13.39inch * 12.6inch Loading Container 20GP: 521 cartons * 36 pcs = 18756 pcs 40HQ: 1210 cartons * 36 pcs = 43560 pcs