Receiver
Carrier wave frequency range: 740MHz—800MHZ/780MHz—830MHz
Channels: 200CH
Frequency responses: 50HZ—18KHZ
Working distance: 50-80M
Frequency space: 300KHZ
Band width: 60MHZ
Carrier wave stability: ±5PPM≤10KHZ
Image Interference ratio: ＞80Db
Display: LCD
Operations voltage: DC12V, 1.25A
Dimension: 420*195*45mm,  Weights: 2.0KG
Packing: 5pcs/ctn, Ctn dimession: 55*41*38cm
Handheld transmit
Carrier wave frequency range:　 740MHz—800MHZ/780MHz—830MHz
Channels: 200CH
Frequency space: 300KHZ
Band width: 60MHZ
Dynamic range: ＞100Db
Stability: ±0.005%
Frequency deviation: ±48KHZ
Spurious emission: ＜－60dBc
Radio frequency output power: 10mv
Power consumed: ≤100MA@3V
Battery: UM3, AA1.5Vx2
Display: LCD
Element: Dynamic microphone