COMICA BoomX-D PRO D1 One-Trigger-One 2.4G Dual-Channel Wireless Microphone System Built-in 8G Memory Card Digital & Analog Output Modes 100M Effective Range for DSLR Mirrorless Cameras Smartphones

adjustment can make your recording more fluent and more stable.
On-board Recording with 8G Internal Memory: Built-in 8G memory card, you never have to worry about drop outs or audio issues again. One button for starting or stopping recording, easy to operate.
Digital & Analog Output Modes: The microphone can identity interface of your device automatically, compatible with 3.5mm and USB interface devices. Universal for cameras, smartphones and computers.
Recording File High-speed Transmission and Copy: Supports internal and external MIC input modes, and the recording file can be transmitted via USB-C interface of the transmitter, very convenient to use.

Specifications:
Brand: COMICA
Model: BoomX-D PRO D1
Color: Black/ White(optional)

--Transmitter (TX)
Transmitting Power: +10dBm
Receiving Sensitivity: -86dBm
Antenna: PCB Antenna
Polar Pattern: Omnidirectional
Frequency Response: 80Hz ~ 20kHz
Sound Delay: <20ms
External Mic Input Interface: 3.5mm TRS

--Receiver (RX)
Transmitting Power: +10dBm
Receiving Sensitivity: -86dBm
Antenna: PCB Antenna
Audio Output Amplitude: +0dB ~ +12dB
Sound Delay: <20ms
Audio Output Interface: 3.5mm TRS & USB-C
Digital Output: 48kHz 16bits
Monitor Interface: 3.5mm TRS/TRRS

Battery: Built-in Li-ion Battery 330mAh 3.7V
Recording Time: about 24 hours
Item Weight: 29g/ 1oz
Item Size: 3.9 * 2.2 * 5.5cm/ 1.5 * 0.9 * 2.2in
Operating Temperature: 0℃ ~ 50℃

Packing List:
1 * Transmitter(TX)
1 * Receiver(RX)
1 * External Microphone
1 * Wind Muff
1 * 3.5mm TRS-TRRS Audio Cable
2 * 3.5mm TRS-TRS Audio Cable
1 * 3-in-1 Charging/ Output Cable
1 * Reset Pin
1 * Carry Case
1 * User Manual(English)