PRO-XD
 Working frequency: 2.4GHz ISM band
 Dynamic range: 90 dB
 Signal-to-noise: 80 dB
 Operating Range: 35m typical; up to 120m in ideal conditions.
 Frequency. Response: 20Hz - 20kHz, ±1dB
 Digital sampling: 48kHz/16 bits
 System delay: 14MS
 Battery life: 300 times
 Battery type: Lithium-ion
 Power supply: USB 5V
 Warranty period: 2 years (registration required)
 Accessories: Hotshoe mounting hole, belt clip lapel clip, TRRS adapter, USB mini to USB-A cable, AC adapter.
 Receiver (PRO-XDR)
 RF output power: 10mW
 Maximum output level: -14dBV
 Microphone output: Φ3.5mm dual mono/stereo
 Headphone output: Φ3.5mm stereo
 Output impedance: Microphone: 600Ω; Headphone: 16Ω
 Battery life: 20 hours
 Battery charging time: 3 hours
 Dimensions: 48x79x14mm (W/H/D)
 Weight: 68 g
 Transmitter (PRO-XDT)
 RF output power: 10mW
 Microphone input: Φ3.5mm single TRRS
 Auxiliary input: Φ3.5mm stereo, line level
 Input impedance: Mic: 2.2kΩ; Aux: 10kΩ
 Maximum input: 300mV RMS
 Battery life: 15 hours
 Battery charging time: 3 hours 30 minutes
 Dimensions: 48x79x14mm (W/H/D)
 Weight: 62 g
 Microphone (EX-503XD)
 Microphone element: Capacitive
 Directivity: Omnidirectional
 Frequency. Response: 30Hz - 20kHz
 Sensitivity: -46dB at 1kHz (0dB = 1V/Pa)
 Impedance: 2.2kΩ (at 1kHz)
 Power requirement: Plug-in power supply DC 1-10V
 Connector type: Φ3.5mmTRRS
 Cable length: 105 cm
 In The Box:
 PRO-XDR Receiver
 PRO-XDT Transmitter
 EX-503XD Lavalier Microphone
 Stereo audio output cable
 TRRS Audio Adapter Cable for Mobile Devices
 USB charging device (cable + power adapter)
 Manual
 MADE IN TAIWAN