Wireless Audio Tour Guide System/Museum Guide/ Self-Help Guide/Tourist Attraction

The wireless Cartoon Audio guide system
Application Museum, art gallery, library, enterprise exhibition hall, international exhibition and the place of guide for tour
The introduction of product or publicity, service occasion
Visit of factory for high noise pollution
Team explanation of tour scenery spot for tour groupSystem characteristic:1. 2.4G wireless transfer technique, avoiding cellphone, WIFI SI, transmission distance of 80 meters.
2. Small appearance, comfortable to adorn with light weight .
3. Max supporting 30 channels and 30 languages, Isolation interference. And channels can be switched, listeners can select languages with switching channels.
4. Multi-languages operation system, simple operation, operation reminding shows Chinese,English, Being satisfied with multi-users.
5. Visitors may control the content by themselves, adjust visiting route and time
6.Requiring to have auto dormant function,energy saving and environment protection
7. Now it has covered the original labor explanation mode, which is the product of priority for the public of tour spot and museum.
8. With professional charging disinfection cabinet, booking both lithium battery charging and common dry battery to use. If using lithium battery, it can be chose to use charger and charging disinfection cabinet, charging disinfection cabinet may charge multi-explanation device one time, safty and health also enhancing the rate of charging.
9. Supplying SOYO monopoly algorithm to make sure that costomers`privacy are not violated.
10. 4.3 inch 16:9 large LCD display, QVGA image quality. Liquid show the detail system and play content message, and have the screen off function, more energy saving and environment protection.
Specification parameter
DIALAN:Chinese/English(may book multi-languages)VOL control:32 grade number volume adjustingStorage capacity: support TF cardFrequency range: support 30 ,channels can be switched and support auto and manual search.Input connector: MINI USBAdjustment mode: GFSKReceiving scope and distance: 3600,0.3-500mDuration working period:> 8 hoursNO.DescriptionTransmitter moduleReceiver module1Work voltage3.6- 6V DC2.5 - 3.6V DC2Work electric currentMax 120mAMax 35mA3Work temperature-15 - +65-15 - +654Frequency response2400 - 2483 MHz2400 - 2483 MHz5ModulationGFSK6Baud rate2M bps2M bps7Channel space4MHz4MHz8Stabilization of frequency+/-156KHz+/-156KHz9Work frequency range2400 - 2483 MHz2400 - 2483 MHz10Work channel20 CH20 CH11Channel space of module4MHz4MHz12Output power0-20 dBm13Receiver sensitivity90dBm14Input powerMax 1.0Vrms15Input impedance10k Ohm16Input modeTwo input modes:
1. Microphone
2. Stereo audio17Stereo output 130mW RL = 32Ω18Stereo output 250mW RL = 16Ω19Output impedance1k Ohm20RF Distance100-150 meters in the open area under 20dBm21Output input gain ratio1:122Frequency response20 - 20000Hz ( +/1dB )23The latency time< 0.5 ms24Sampling ratio64kHz@16 bit*225SNR95 dB26Distortion0.8%@1kHz27Dynamic range90dB28Separation between the left and right track70 dB