Máy trợ giảng không dây Samlap SM-2018

* Use of high frequency (VHF) 180 ~ 260MHz frequency band to avoid interference frequency.
* Quartz crystal frequency stabilization circuit, stable work.
* Transmitter and the receiver has a low-voltage indicator circuit, indicating that the battery so
With the situation.
* Has a very high sensitivity receiver distance.
* Multiple squelch control circuit, reject external interference to open native squelch system.
* Specially designed voice compression - expansion circuit, greatly improve the signal-to-noise ratio.
* Unique voice compression limiter design, the large volume of speech does not appear split tone.
* High-power amplifier and efficient speakers, the sound loud and clear.
* With excellent back-pole single point Ondo clear and bright tone, and not easy to whistle.
* Use high-quality components, precise and reasonable circuit design, and reliability are increased.
* The use of surface mount technology circuit board design compact and reliable.
* Efficient battery power consumption design, the microphone can be used continuously for eight hours(AAA battery).
* Use high-gain antenna, the effective open environment using the distance up to 50 meters.
* Complete input and output interface (USB + SD), easy to connect a variety of devices.
* Beautiful streamlined appearance, take comfort.
* Widely used in teaching speech, the small meeting commodities promotional Square morning exercise
The PA masses cabaret occasions.