2. PLL dual-channel phase-locked loop loop design, frequency offset can be automatically corrected;
3. Unique intelligent ID recognition technology, more effective against interference;
4. Digital and analog mixed transmission, without the disadvantage of audio transmission delay;
5. Microprocessor control, effectively avoid receiving dead ends;
6. Built-in 200 channels, frequency distribution can be easily set;
7. Simple infrared frequency matching design, frequency adjustment is easy to achieve;
8. LCD liquid crystal display, the working status of the equipment is clear at a glance;
9. With balanced and unbalanced audio output, it is convenient to connect various audio equipment;
10. The receiver displays the parameters of the transmitter, which is convenient for monitoring the working status of the microphone;
11. Reasonable design of transmitter and microphone structure, beautiful, sturdy and durable;
12. Using true diversity circuit, dual-channel 4-antenna 4 high-amp design, the reliability in complex environment is also better.

·Parameters

System	Operating temperature	-10 degrees Celsius to 50 degrees Celsius
	audio frequency response	50Hz-16KHz (circuit part)
	System SNR	>98dB (A-weighted, maximum output)
	System Total Harmonic Distortion	<0.8% 1KHz (at 300mV output)
Receiver	Receiving method	Super-Intradyne Secondary Mixing Mode
	Diversity reception	True diversity reception (dual channels, 4 antennas, 4 high amplifiers)
	Sensitivity	-95dBm (20dB SINAD)
	Harmonic Distortion	＜0.8% 1KHz(300mV output)
	Display method	LCD
	Power supply	12V 500-1000mA(depending on the model)
	Audio output method	Balanced XLR/channel mix outputs
	Channel	2 way
Transmitter	Dynamic Range	>90dB
	Nominal frequency offset	25KHz
	Harmonic distortion	-45dBc
	Output Power	30mW
	Display method	LCD
	Current consumption	<150mA/3V
	Power supply	AA1.5Vx2
	Usage time	About 6 hours (related to battery quality)
Pickup	Transduction method	Capacitive, moving coil, depending on the model
	Pickup pattern	Cardioid, supercardioid, depending on the model
	Sensitivity	＜-55dB±3dB(0dB=1V/Par@ 1KHz)
	Maximum sound pressure level	>110dB SPL