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250khz channel audio guide
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Wireless Audio Tour Guide Systems with Ear-hook Mini Receiver for Factory Training Teaching Conference E8 tour guide system is detrusion by HUMANTEK ...
2025-09-17 17:33:49
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black color E8-2T Wireless Audio Tour Guide Systems with lion battary 2 years guarantee E8-2t tour guide system is detrusion by HUMANTEK CO.,LTD,The ...
2025-09-17 17:33:57
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R8 balck color Audio Tour Guide Equipment 200 meter distance with high quality R8 tour guide system is detrusion by HUMANTEK CO.,LTD,The system adopts ...
2026-07-01 15:29:18
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...Guide Machine Sound Quality Is Clear i7 adopt RFID system design, tour guide system is fully automatic. Visitors do not need any operation in the ...
2024-12-09 13:37:15
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...Guide Audio System Bluetooth Earphones Weight 20g Transmitter And Receiver TuMan 8 series device,apply to: wireless team interpretation,simultaneou...
2024-12-09 17:35:43
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...guide system engineered for crystal‑clear audio, exceptional range, and all‑day comfort. Combining UHF 663–694 MHz and 2.4 GHz frequencies, it ...
2026-03-03 07:30:17
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.... This system integrates portable transmitters and lightweight non-in-ear receivers, realizing stable one-way low-latency audio transmission, and ...
2026-03-27 07:30:38
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.... It adopts stable UHF 663-694MHz frequency technology with a 1–300m long-distance communication range, realizing clear one-way audio transmission ...
2026-04-29 07:30:15
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... adopts a stable 2.4G frequency modulation design, with a clear division of work: the tour guide or lecturer holds the transmitter to send voice ...
2026-04-29 07:30:15
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...Guide device is a professional UHF one-way audio transmission solution tailored for large-scale group tours, VIP receptions, factory visits and ...
2026-04-29 07:30:15
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