Product Features

• Incredibly easy-to-use clip-on wireless mic system with lavalier that delivers high-quality sound to cameras, recorders, mixers, and other 3.5mm input devices.
• Ultracompact and Lightweight, the system features a remarkable 10-hour battery run time on a full charge, 328-feet (100m) line-of-sight range, and automatic channel switching.
• Transmitter (TX) has a built-in omni mic and can be clipped to clothing, used as a belt pack with included lavalier, or transmit line-level audio. Features OLED display with metering, input level control, and mute.
• Camera Mountable Dual receiver (RX) features a Mono/Stereo output setting, headphone out, OLED display with metering, includes a 3.5mm TRS cable, and can add a second ProX TX transmitter (sold separately).
• System powers on and off, automatically when opening and closing the 2000mAh charging case. Case can charge the system up to 2.5 additional times anywhere, for up to an incredible 35-hrs of power on the go.

Product Specifications

RX Receiver:

• Distortion: ≤0.1%
• Reception Type: 2.4GHz Digital Frequency
• Modulation: Digital Modulation
• Antenna: Built-In FPC Antenna
• Operating Range (Without Obstacles): Up to 328′ (100m)
• Line Output Connector: 3.5mm TRS
• Output Level: -16.5dBu
• Output Mode Types: Mono / Stereo
• Headphone Output Connector: 3.5mm TRS
• Headphone Output Level: -6dBu
• Frequency Response: 20Hz to 20KHz
• Digital Signal Resolution: 16bit / 48kHz
• Signal–to–Noise Ratio: ≥84dB
• System Voice Delay: ≤8ms
• OLED Screen Resolution: 128 x 64 pixels
• Other Functions: Tactile Output Mute Function
• Power Requirements: Built-in Li-ion Battery, USB-C DC 5V or Charging Contact
• Battery Life: Approximately 10-hours
• Battery Specifications: 3.7V / 400mAh
• Weight: 1.08oz (30.5g)
• Dimensions: 2.2 x 1.49 x 0.61” (56 × 38 × 15.5mm)
• Operating Temperatures: 0° to 122°F (0°C to 50°C)
• Storage Temperatures: -50° to 122°F (–10°C to +50°C)

TX Transmitter:

• Distortion: ≤0.1%
• Transmission Type: 2.4GHz Digital Frequency
• Modulation: Digital Modulation
• Antenna: Built-In FPC Antenna
• Operating Range (Without Obstacles): Up to 328′ (100m)
• RF Output Power: <10mW
• Frequency Response: 20Hz to 20KHz
• Reference Audio Input Level: -20~-42dBv (MIC input, 0dB Attenuation)
• Input Connector: 3.5mm Mic In / Line In (Mic with Plug-in-Power)
• Built–in Microphone Polar Pattern: Omnidirectional
• Built–in Microphone Maximum SPL: 106dB
• Built–in Microphone Sensitivity: 39±2dB (Tested at 2V 2.2KΩ)
• Lavalier Microphone Maximum SPL: 120dB
• Lavalier Microphone Sensitivity: 39+/-2dB (0dB=1V/Pa,1kHz)
• Digital Signal Resolution: 16bit / 48kHz
• Signal–to–Noise Ratio: ≥84dB
• OLED Screen Resolution: 128 x 64 pixels
• Other Functions: Tactile Microphone Mute Function
• Power Requirements: Built-in Li-ion Battery, USB-C DC 5V or Charging Contact
• Battery Life: Approximately 10-hours
• Battery Specifications: 3.7V / 400mAh
• Weight: 1.04oz (29.5g)
• Dimensions: 2.2 x 1.49 x 0.61” (56 × 38 × 15.5mm)
• Operating Temperatures: 0° to 122°F (0°C to 50°C)
• Storage Temperatures: -50° to 122°F (–10°C to +50°C)

SR-M1 Lavalier:

• Connector: 3.5mm
• Acoustic Principle: Electret Condenser
• Polar Pattern: Omnidirectional
• Cable Length: 4.1’ (1.25m)
• Maximum SPL: 110dB
• Sensitivity: -39dB+/-2dB(0dB=1V/Pa,1kHz)
• Signal–to–Noise Ratio: ≥60dB
• THD: <1% (94dB SPL at 1kHz)
• Power Requirements: Plug-in-Power (1V～10V)
• Standard Operating Voltage: 3V
• Current Consumption: <500μA
• Output Impedance: <2.2KΩ

Charging Case:

• Weight: 9.31oz (264g)
• Power Requirements: Powered by USB-C port
• Power Capacity: 3000mAh
• Case Charging Time: Approximately 2.5-hours
• System Charging Time: Approximately 2-hours
• Charge Cycles for Transmitter & Receiver: Approximately 2.5 Times
• Dimensions: 6.49 x 3.91 x 1.51” (165 x 899.5 x 38.5mm)
• Operating Temperatures: 0° to 122°F (0°C to 50°C)
• Storage Temperatures: -50° to 122°F (–10°C to +50°C)