1. One-piece storage, ready to use as soon as the lid is opened2. 18 hours of battery life in the charging box3. Clear sound reception, pleasant sound4. 14 hours of recording storage & 32-bit floating point internal recording5. Intelligent noise reduction, pure human voice6. 250 meters of stable wireless transmission7. Efficient collaboration, compatible with multiple devices8. Supports magnetic suction, quick hidingTechnical parameters:--DJI Mic 2 transmitter1. Dimensions: 46.06 mm long, 30.96 mm wide, 21.83 mm high2. Weight: 28 grams3. Wireless mode: GFSK 1Mbps and 2Mbps4. Equivalent isotropic radiated power (EIRP): less than 20 dBm5. Wireless mode operating frequency: 2.400 GHz to 2.4835 GHz6. Bluetooth protocol: BR/EDR7. Bluetooth operating frequency: 2.400 GHz to 2.4835 GHz8. Bluetooth transmission power (EIRP): less than 20 dBm9. Battery type: Li-ion10. Battery capacity: 360 mAh11. Battery energy: 1.39 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: 70 minutes17. 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 3.5 mm cable.)--DJI Mic 2 receiver:1. Dimensions: 54.20 mm long, 28.36 mm wide mm, height 22.49 mm2. Weight: 28 g3. Wireless mode: GFSK 1Mbps and 2Mbps4. Equivalent isotropic radiated power (EIRP): less than 20 dBm5. Operating frequency: 2.400 GHz to 2.4835 GHz6. Battery type: Li-ion7. Battery capacity: 360 mAh8. Battery energy: 1.39 Wh9. Battery voltage: 3.87 V10. Charging specification: maximum 5 V11. Charging environment temperature: 5- 45 degrees Celsius12. Operating environment temperature: -10- 45 degrees Celsius13. Charging time: 70 minutes14. Working time: 6 hours (both transmitters are connected to the receiver, the transmitter is not in backup recording, and the receiver is using 3.5 --DJI Mic 2 charging case: 1. Dimensions: 116 mm long, 41.5 mm wide, 59.72 mm high 2. Weight: 200 g 3. Battery type: 18650 lithium-ion battery 4. Battery capacity: 3250 mAh 5. Battery energy: 11.7 Wh 6. Battery voltage: 3.6 V 7. Charging specifications: 5 V maximum, 1.5 A to 3 A 8. Charging ambient temperature: 5- 40 degrees Celsius 9. Operating ambient temperature: 5- 45 degrees Celsius 10. Charging time: 2 hours and 40 minutes 11. Number of times the charging case charges the transmitter and receiver: 2 transmitters and 1 receiver are charged at the same time, about 2 timesPackage Contents:DJI Mic 2 receiver × 1DJI Mic 2 transmitter (transparent black) × 2DJI Mic 2 charging box × 1DJI Mic 2 camera cable (3.5 mm TRS) × 1DJI Mic 2 mobile phone connector (Type-C connector)× 1DJI Mic 2 mobile phone connector (Lightning connector) × 1DJI Mic 2 windproof fur cover × 2DJI Mic 2 back clip magnet × 2DJI Mic 2 storage bag × 1DJI Mic USB-C charging cable × 1Specification: Package Weight One Package Weight 0.40kgs / 0.89lb One Package Size 15cm * 10cm * 7cm / 5.91inch * 3.94inch * 2.76inch Qty per Carton 45 Carton Weight 19.10kgs / 42.11lb Carton Size 47cm * 32cm * 37cm / 18.5inch * 12.6inch * 14.57inch Loading Container 20GP: 479 cartons * 45 pcs = 21555 pcs 40HQ: 1112 cartons * 45 pcs = 50040 pcs