acemic Q4/M1 Wireless Microphone 4 Channel UHF 660-690 MHz

Technical Data:
Microphone type: Dynamic
Frequency range [eng]: UHF 638-698MHz
Frequency Response: 60Hz -15KHz ±2dB
THD: <0.8%(1KHz)
SNR: >92dB
Receive Sensitivity: -92dBm
Modulation mode: pi/4 DQPSK
Transmitter power: 10mW
Channel: Pre-set 4 frequencies

Physical Data:
Colour: Black
Operating range: Up to 40 meters line-of-sight range
Cover Plates: Metal
Output connectors: 3.5 mm TRS
Power supply: Receiver power supply: 3.7V lithium battery
Transmitter battery voltage: 3V (2 x 1.5V AA) - added optional
Continuous using time: Receiver 5 hours; Transmitter >6 hours
Features: Digital wireless audio transmission, Ultra-low audio delay; Switch channel; Volume adjustment; Set button lock mode (button lock only available for handheld mic); Digital ID code, completely solves frequency interference; 48KHz audio sampling mode
Size: 257mm
Fit for: Suitable for live broadcasts, karaoke, street performances, etc.
The kit includes: 4 x Handheld microphone; 1 x Reciever