KaQi Audio Mikrophone WE-2012

Infrared frequency band U-band technical specifications (Microphones)

Using pi/4 DQPSK digital modulation technology, with superior RF performance and audio performance
Small transmission delay and long transmission distance
Fully integrated chip solution, stable product performance
2x100 adjustable frequency points
Enhanced wireless reception
Beautiful LCD display effect
With automatic search for clean channels
Optional electronic volume adjustment function
Working voltage: AA battery x2pcs
Working current: 100~120mA
Frequency range: 640~690MHz
Frequency error: <15ppm
Transmit power: 10--14dBm
Frequency response: 30 ~ 15 KHz