Receiver

1. Working frequency: 470MHz ~ 960MHz

2. Modulation mode: Broadband FM

3. Number of channels: 50 channels per channel are freely selected, a total of 200 channels, LCD digital display

4. Oscillation mode: PLL

5. Channel interval: 300kHz

6. Frequency stability: ± 0.005%

7. Dynamic range: 100dB

8. Maximum offset: ± 45khz

9. Audio frequency response: 60hz-16khz (± 3dB)

10. Comprehensive signal-to-noise ratio: ＞ 50dB

11. Comprehensive distortion: ≤ 0.4%

12. Working distance: 30-80m (under ideal environment)

13. Working environment temperature: - 10 ℃ ~ + 50 ℃

14. DC input voltage: dc12-dc15v 1500mA

15. Service voltage of power adapter: ac110v-230v 50Hz / 60Hz (please use according to the label of shell and power adapter)

16. Dimension (L x W x H) 480mm * 44mm * 230mm

transmitter

1. The exquisite LCD display with fashionable backlight lamp post is more high-grade and atmospheric, and the key is opened in large volume, which is convenient to use

2. It is user-friendly and hand-held. The conference seat is equipped with a variety of fashionable styles to choose from. It has great advantages. With professional conference circuit, the microphone has ideal pickup effect,

3. At the same time, ensure that the tone is round and clear without low noise, giving you a different meeting experience!

4. Carrier frequency: 470MHz ~ 960MHz (adjustable)

5. Maximum offset: ± 75khz

6. Harmonic radiation: ＜ - 63dbm

7. Power: 10MW

8. S / N signal-to-noise ratio: ≥ 95dB

9.T. H. D distortion: ＜ 0.5%

10. Frequency response: 60Hz - 16KHz

11. Current consumption: 100mA

12. Battery voltage: 2 * 1.5V AA

Functional features:

1. UHF 470MHz ~ 960MHz frequency band is used, PLL frequency synthesis PLL technology is applied, the frequency is adjustable, the transmission power is adjustable, and the interference frequency is avoided;

2. Integrated CPU bus control, combined with digital LCD interface display, easy operation and excellent performance;

3. Multistage narrowband high frequency and intermediate frequency selective filtering are adopted to fully eliminate interference signals;

4. Audio compression expansion technology is adopted to greatly reduce noise and increase dynamic range;

5. It is equipped with the function of suppressing and weakening the back feeding whistling, which can effectively reduce the back feeding whistling;

6. The receiver adopts multi-stage high-frequency amplification and has high sensitivity;

7. Multiple noise monitoring circuit and ad hoc ID ID code verification system make it have unparalleled anti-interference characteristics;

8. Excellent chips and high-quality parts are selected to make the sound quality of the machine excellent;

9. The ideal space use range is 60m;

10. Support the use of multiple stackers

11. The handheld microphone and the conference unit can be mixed, and the four microphones can be used interchangeably