COMPATIBLE Transmitter For DJI Mic 2 1. 6 hours of battery life 2. Clear sound reception, pleasant sound quality 3. 14 hours of recording and storage 4. Intelligent noise reduction, pure human voice 5. Can be directly connected to Osmo Pocket 3, Osmo Action4, Osmo Action 5 Pro and mobile phones via Bluetooth. Osmo Action 4 and mobile phones support Bluetooth direct connection to 1 transmitter, Osmo Pocket 3 and Osmo Action 5 Pro support Bluetooth direct connection to 2 transmitters. 6. Supports magnetic suction, quick hiding Technical parameters: --DJI Mic 2 transmitter 1. Dimensions: 46.06 mm long, 30.96 mm wide, 21.83 mm high 2. Weight: 28 grams 3. Wireless mode: GFSK 1Mbps and 2Mbps 4. Equivalent isotropic radiated power (EIRP): less than 20 dBm 5. Wireless mode operating frequency: 2.400 GHz to 2.4835 GHz 6. Bluetooth protocol: BREDR 7. Bluetooth operating frequency: 2.400 GHz to 2.4835 GHz 8. Bluetooth transmission power (EIRP): less than 20 dBm 9. Battery type: Li-ion 10. Battery capacity: 360 mAh 11. Battery energy: 1.39 Wh 12. Battery voltage: 3.87V 13. Charging specification: 5V maximum 14. Charging environment temperature: 5- 45 degrees Celsius 15. Working environment temperature: -10- 45 degrees Celsius 16. Charging time: 70 minutes 17. Working time: 6 hours (measured when both transmitters are connected to the receiver, the transmitter is not recording backup, and the receiver is connected to the camera with a 3.5mm cable.) Package Contents: DJI Mic 2 transmitter × 1 DJI Mic 2 windscreen × 1 DJI Mic 2 clip magnet × 1 DJI Mic 2 carrying pouch × 1 DJI Mic USB-C charging cable × 1