This Wireless In-Ear Monitor System is designed for professional stage and performance applications
Description:
UHF 572-603MHz frequency range
Mono Outputs, PLL Synthesized circuit
Pre-set 4*10 selectable frequencies
LCD display shows the RF level, AF level, channel and frequency.
Up to 300 feet(100m) line-of-sight operating range

Technical  Specifications:
TRANSMITTER
Frequency Range: 572-603MHz
Transmission Method: FM, Mono
Transmitter Power: 30mW
Frequency Response: 50-15KHz
Total Harmonic Distortion: <0.7% at 1KHz
Deviation: 48KHz
Input impedance: 32ohms
Power Supply: DC12V-18V / 250mA

Package Included:
1X Transmitter
1X Receiver
1X Audio cable
1X Adaptor
1X Earphone
1X Transmitter antenna