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» Listening Device (Total 3 Products)
1. Listen Device (SPLD02) (SPLD02)
This product adopted the German military technology. It has the voice control funtion which can Dial-Back ...
[Last Updated: 2009-12-26]
[Last Updated: 2009-12-26]2. Audio Transmission Device (AUTD01)
Combination transmitter & receiver listening device that contains a special quart receiver as well as a ...
[Last Updated: 2009-12-26]
[Last Updated: 2009-12-26]3. Listening Device (SMSP01)
This SIM device is a special system designed for audio surveillance by providing regular mobile phone SIM ...
[Last Updated: 2009-12-26]
[Last Updated: 2009-12-26]
