Wireless Multimedia Audio/Video Tour Guide System

Basic Info.Model NO.SOYO-WTG07Memory Size8GStyleDevicePC Interface2.4GHzAudio Supported StandardMP3SNR95dBOperationTouchScreenLCDRecording ModesWavBattery Life 8 hours NO.DescriptionTransmitter moduleReceiver module1Work voltage3.6- 6V DC2.5 - 3.6V DC2Work electric currentMax 120mAMax 35mA3Work temperature-15 - +65-15 - +654Frequency response2400 - 2483 MHz2400 - 2483 MHz5ModulationGFSK 6Baud rate2M bps2M bps7Channel space4MHz4MHz8Stabilization of frequency+/-156KHz+/-156KHz9Work frequency range2400 - 2483 MHz2400 - 2483 MHz10Work channel20 CH20 CH11Channel space of module4MHz4MHz12Output power0-20 dBm 13Receiver sensitivity 90dBm14Input powerMax 1.0Vrms 15Input impedance10k Ohm 16Input modeTwo input modes:   1. Microphone     2. Stereo audio 17Stereo output 1 30mW   RL = 32Ω18Stereo output 2 50mW   RL = 16Ω19Output impedance 1k 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