What's included:
1.) Receiver * 1
2.) Transmitting handheld microphone * 4
3.) AC adapter * 1
4.) Audio cable * 1
5.) Antenna * 2
6.) AA battery * 8
7.) Manual
8.) Gift box
VHF Quad Wireless Microphone System
* With fixed frequency dual dynamic handheld microphone
* Good response range with low distortion
* Stable signal and clear sound
* Convenient use to plug and play
System Specification:
Transmitter:
Frequency locking: PLL
Frequency stability: ± 0.005%
Audio dynamic range: ≥ 102DB
Audio frequency response: 30HZ-18KHZ
Average wave ratio S/N RATIO:<- 60DBC
RF transmitter output: 10MW
Working current:<100MA
Battery: AA1.5V × 8
Receiver:
Frequency stability: ± 0.005%
Mirror frequency suppression:>80DB
S/N RATIO:>105DB(1KHZ)
Sensitivity: - 107DBM
Output impedance: 600 Ω
Audio output level: - 12DB
Power requirement: DC/12 -- 18.5V 500MA
Working voltage: 110 - 220V
Working distance：30-50 meters
Frequency range：170-270mhz
