The DJI Mic 3 Transmitter is a standalone wireless microphone transmitter for expanding an existing DJI Mic 3 setup or recording directly with supported devices. It combines dual-file 32-bit float internal recording, Adaptive Gain Control, voice tone presets and two-level noise cancelling in a compact design.

• Model Number: DJI-MIC300-TX
• DJI Hardware Model: DMT03
• Dimensions: 28.77×28.34×16.35 mm (L×W×H) (with magnet)
• Weight: 16 g (with magnet)
• Wireless Mode: Wi-Fi: 802.11 a/b/g/n/ac/ax; SDR: Customizable
• Bluetooth Protocol: Bluetooth 5.4
• Battery Type: Li-ion
• Battery Capacity: 137 mAh
• Battery Energy: 0.531 Wh
• Battery Voltage: 3.87 V
• Charging Specification: Max 5 V
• Charging Temperature: 5° to 45° C (41° to 113° F)
• Operating Temperature: -10° to 45° C (14° to 113° F)
• Charging Time: Approx. 50 minutes
• Operating Time: 8 hours
• Internal Recording Available Duration — 24-bit (Single File): 57.3 hours
• Internal Recording Available Duration — 24-bit (Dual File): 28.6 hours
• Internal Recording Available Duration — 32-bit Float (Single File): 43.0 hours
• Internal Recording Available Duration — 32-bit Float (Dual File): 21.5 hours

General Audio

• Polar Pattern: Omnidirectional
• Signal-to-Noise Ratio (SNR): 72 dB
• Sampling Frequency: 48 kHz
• Bit Depth: 32-bit float/24-bit (switchable)
• Equivalent Noise: 22 dBA
• Maximum Sound Pressure Level (SPL): 126 dB SPL@1% THD
• Maximum Sound Pressure Level (SPL): 130 dB SPL@10% THD

In the Box

• DJI Mic 3 Transmitter × 1
• DJI Mic 3 Transmitter Magnetic Charging Cable × 1
• DJI Mic 3 Windscreen (Black/Gray) × 1
• DJI Mic 3 Windscreen (Black) × 1
• DJI Mic 3 Magnet × 1
• DJI Mic 3 Magnetic Clip × 1

• Standalone availability makes it easy to add another audio source to an existing DJI Mic 3 setup.
• Internal 32-bit float recording provides an additional recording option without relying solely on receiver output.
• The DJI Mic 3 Transmitter can work directly with supported devices, allowing selected setups to operate without a separate receiver.