Product Name: Wireless Portable Tour Guide SystemRadio Guide System (TP-WTG02) Model NO.: TP-WTG02 Operating System: Embeded Function: Tour Guide Sytem Battery Life: <10 hours FM Radio Function: Without FM Radio Recording Modes: Without Screen: LCD Operation: Push-Button Loud Speaker Function: Loud Speaker Function SNR: 95dB Audio Supported Standard: MP3 PC Interface: 2.4GHz Style: Card Memory Size: <1GB Shortest Latency: < 0.5ms Frequency Response: 20 -20kHz Brand Name: Tp-Wireless Model Number: Tp-Wtg02 Use: Attractions, Exibition, Conference Channels: Max 30 Frequency: 2.400-2.483GHz Type: Active Sound Quality: Anti-Interference Special Feature: Wireless, Portable Trademark: TP-WIRELESS Transport Package: Solid Paper Box Packing Specification: CE/FCC/TELECT/ISO Origin: Shenzhen, China HS Code: 8525500000 Product Description 2.4G Wireless transmitter system2.4G Digital wireless portable audio mini receiverWireless tour guide systemRadio guide systemSpec of 2.4G Wireless transceiver system1. Transmit frequency 2400-2480 MHz; Real digital transmit;2. Channel & Volume Display function. Channel 30 Max; 6-channel versions for Simultaneous Interpretation;3. Sampling rate 64K; Frequency Response 20-20KHz, HDCD sound quality;4. Shortest latency(<0.5ms), surround sound;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 open area)10. It's workable for at least 20 teams' simultaneous using within 200 square meters area.Where's a tour guide system shall be used?1. Tour guide systems are used in Tourist Attractions for each tourist hear Commentary clearly.2. Tour guide systems are used in factories for showing visitors round, for training where machinery noise makes it hard for trainees to hear their instructors.3. In public meetings as an interpretation system. The interpreter can simply sit at the back of the room and whisper the translation into the microphone.Tour guide systems operate on different frequencies which means that several different languages can be catered for at the same time.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 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
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