Receiver technical parameters
• Chassis specifications: Standard 1U case
• Group of channels: Dual Channel
• Carrier frequency: 615-665MHz, 740-780MHz, 780-820MHz (other bands can be customized)
• Modulation: FM
• Oscillation mode: Phase locked frequency synthesizer
• Offset: ±45kHz
• Band width: 24MHz
• S/N ratio: >100 dB
• T.H.D.: <0.5% @ 1 Khz
• Frequency response: 50Hz~18kHz + 3dB
• Output voltage: -20dBV/100 ohm balanced | -4dBV/5K ohm, Unbalanced
• Output socket: XLR balanced and unbalanced socket 6.3
• Temperature range of: -100 C to +550C
• AC power supply: 0.5-1A, 12 - 15V DC
• Weight: about 1850g
• Size: about 410(wide) x 45(high) x 200 (deep) mm

Transmitter technical parameters
• Carrier frequency: 615-665MHz, 740-780MHz, 780-820MHz
• Oscillation modes: Phase locked frequency synthesizer
• Output power: 10mW
• Frequency response: 50Hz~18KHz
• Input sound pressure of: 130dB SPL
• Microphone: Dynamic
• Battery: AA X 2
• Current Consumption: <110mA
• Weight: About 400 g
• Size:  About 270 (long) x 52 (diameter) mm

Aifa Pro ALP900MKII 
Professional Wireless Microphone