2.4G audio guide system/radio guide system/wireless guide system

Portable wireless tour guide system\Audio guide system\Radio guide system\Wireless tour guide system Specifications  1. Transmit frequency 2400-2480 MHz; Complete digital audio transmission.2. Channel & Volume Display function. Channel 40 Max; 6-channel versions for Simultaneous Interp

Featured Products

Portable wireless tour guide system\Audio guide system\Radio guide system\Wireless tour guide system


 Specifications
 
 
1. Transmit frequency 2400-2480 MHz; Complete digital audio transmission.
2. Channel & Volume Display function. Channel 40 Max; 6-channel versions for Simultaneous Interpretation;
3. Sampling rate 64K; Frequency Response 20-20KHz,HDCD sound quality;
4. Shortest latency(<0.5ms), surround lsound;
5. Ultra-low power consumption, 8hr.work time for transmitter and 20hr.continuous work time for receiver.
6. Rechargeable battery or dry lbattery can be used;
7. Small in size, easy to install, flexible in design land support customization;
8. Audio mute when no signal or weak signal existing; Changing channel automatically or manually is optional (confirm when ordering);
9. Transmit power 1MW-100MW as optional (Confirm when ordering. Default power is 100 MW and the maximum transmit distance is 180 meters in an lopen area)
 
  Applications
 
·     Travel & Tourism: Tourism, museums, galleries, business and tour guides to explain the Convention.
·     VIP reception: the promotion of company's products, high-level exhibition, the Government, the reception of VIPs visited the factory, industrial tourism
·      Teaching training: schools, training institutes, conference rooms, auditorium, classroom lectures, seminars and other learning activities, special job training
NO.DescriptionTransmitter moduleReceiver module
1Work voltage3.6- 6V DC2.5 - 3.6V DC
2Work electric currentMax 120mAMax 35mA
3Work temperature-15 - +65-15 - +65
4Frequency response2400 - 2483 MHz2400 - 2483 MHz
5ModulationGFSK 
6Baud rate2M bps2M bps
7Channel space4MHz4MHz
8Stabilization of frequency+/-156KHz+/-156KHz
9Work frequency range2400 - 2483 MHz2400 - 2483 MHz
10Work channel20 CH20 CH
11Channel space of module4MHz4MHz
12Output power0-20 dBm 
13Receiver sensitivity 90dBm
14Input powerMax 1.0Vrms 
15Input impedance10k Ohm 
16Input modeTwo input modes:   
1. Microphone     
2. Stereo audio
 
17Stereo output 1 30mW   RL = 32Ω
18Stereo output 2 50mW   RL = 16Ω
19Output impedance 1k Ohm
20RF Distance100-150 meters in the open area under 20dBm
21Output input gain ratio1:1
22Frequency response20 - 20000Hz ( +/1dB )
23The latency time< 0.5 ms
24Sampling ratio64kHz@16 bit*2
25SNR95 dB
26Distortion0.8%@1kHz
27Dynamic range90dB
28Separation between the left and right track70 dB


Contact us

Please feel free to give your inquiry in the form below We will reply you in 24 hours