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250khz channel audio guide
Selling leads
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... transmitters which were pre-installed at different locations of a museum or a scenic spot. The second is a handset device carried by a visitor. ...
2025-09-17 17:34:14
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... can activate the playing of contents by pushing the number keys on the handset;or automatic induction the signal from the presets transmiiter.Can ...
2024-12-09 11:55:11
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... can activate the playing of contents by pushing the number keys on the handset;or automatic induction the signal from the presets transmiiter.Can ...
2024-12-09 11:55:11
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... the playing of contents by pushing the number keys on the handset;or automatic induction the signal from the presets transmiiter.Can play audio...
2024-12-09 11:55:11
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... can activate the playing of contents by pushing the number keys on the handset;or automatic induction the signal from the presets transmiiter.Can ...
2024-12-09 11:55:11
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... human to explain, intelligent according to the location of the customer automatically adjust the content of the machine. At present, audio guide ...
2024-12-09 13:39:51
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... explain.The system related equipment light fashionable appearance,convenient to carry. The dvice contains Transmitter and Receiver 008A product ...
2025-09-17 17:33:56
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...manned interpreatation: can manual use,also can play pre-recorded audio,that need human to control. We have many models for your choice! E8 ...
2024-12-09 11:55:11
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...restriction on the tour route. Tourists can follow the self-guided guide to visit, and the time is relatively free. And the the M7C a utomatic ...
2024-12-09 17:25:27
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... explain.The system related equipment light fashionable appearance,convenient to carry. The dvice contains Transmitter and Receiver 008A product ...
2025-09-17 17:33:54
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