Receiver  

Frequency range: UHF 610 - 670 MHz (Other frequencies can be customized)
Adjust frequency: 200 changeable frequency
Channel: 4 channels
Modulation mode: broadband modulation
Oscillation mode: phase locked frequency synthesizer
Receiving mode: secondary superheterodyne frequency conversion
Frequency stability: ±10 ppm
Sensitivity: +95 ~ -75 dB
Audio frequency response: 50 hz-18khz ±3dB
T.H.D.: ≤ 5%
Signal to noise ratio : > 105 db 
Audio output: （XLR）balanced output and Φ6.35 unbalanced mixed output socket  
Power: DC 12V/1A external power adaptor
Power consumption: ≤ 8 W

Handheld transmitter

Frequency range: UHF 610 - 670 MHz (Other frequencies can be customized)
Adjust frequency: 200 changeable frequency
Modulation mode: broadband modulation
Oscillation mode : phase locked frequency synthesizer
Frequency stability: ±10 ppm
Transmit power:≤30 mV
Bandwidth: 24 MHz
Max modulation: ±48 kHz
Audio frequency response: 50 hz-18khz ±3dB
T.H.D.: ≤ 5%
Power: 1.5V AA × 2
Power consumption: ≤ 120 mA
Receive distance: about 80 meters

Body-pack or conference transmitter

Frequency range: UHF 610 - 670 MHz (Other frequencies can be customized)
Adjust frequency: 200 changeable frequency
Modulation mode: broadband modulation
Oscillation mode : phase locked frequency synthesizer
Frequency stability: ±10 ppm
Transmit power:≤30 mV
Bandwidth: 24 MHz
Max modulation: ±48 kHz
Audio frequency response: 50 hz-18khz ±3dB
T.H.D.: ≤ 5%
Power: 1.5V AA × 2
Power consumption: ≤ 120 mA