This series of products for automatic frequency for 2 channel wireless microphone, with less noise interference of UHF frequency band PLL phase locking technology, increasing between different frequency points to 1 MHZ. Microcomputer CPU control, secondary frequency conversion technology, sound reduction degree is high, 200 channels to choose from, both A and B channel, it is more convenient to use. All metal material standard case, 1 u metal panel configuration 2 channel receiver respectively, assembling large LCD display. Host provide two-way balanced audio output socket respectively, and mixed unbalanced output, comprehensive to meet the needs of all kinds of connections. Suitable for high-grade KTV, professional stage speech, conference, install and use the club.

Receiver technology parameters:

Frequency range: 740-820 MHZ

Oscillation mode: dual phase locking frequency synthesis (PLL)

Adjust way: FM

The maximum deviation: plus or minus 50 KHZ

Sensitivity: 18 dbuv (adjustable)

Signal to noise ratio: 89 db or higher

Audio response: 60 hz to 15 KHZ (plus or minus 3 db)

Audio output: 0-300 mv / 300 Ω

Equilibrium output: 0-300 mv / 300 Ω

Dynamic range: 105 db or higher

Display: LCD display screen channel number

Working voltage: DC 12 v

Working current: 50 ma

Working temperature: - 10 ℃ to + 40 ℃

Transmitter technology parameters:

Frequency range: 740-820 MHZ

Transmission power: 10 mw

Frequency stability: plus or minus 0.005% or less

Modulation mode: FM

The maximum deviation: plus or minus 50 KHZ

Frequency selective: receiver choice, infrared frequency to determine emitter working frequency

Working power supply: 2 5 batteries

Working current: ma 100 or less

Working temperature: - 10 ℃ to + 40 ℃