DJI Mic Mini 2 2-Persons Compact Wireless Microphone

Key Features Transmission Range: 250m All in one ready to use Intelligent Noise-Cancelling Performance Wireless Connectivity: GFSK 2 Mbps transmission with Bluetooth 5.3 support Operating Frequency: 2.400–2.4835 GHz Transmission Power: EIRP < 20 dBm (Wireless and Bluetooth) Battery Type: Rechargeable Li-ion Battery Capacity: 170 mAh (0.66 Wh, 3.87 V) Charging: 5 V maximum input Charging Time: Approximately 100 minutes Battery Life: Up to 10.5 hours of continuous operation