long distance audio recorder

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100km LOS UAV Video Transmitter Wireless 5000mW Long Distance Audio Video Transmitter UAV Video Transmitter: KP-D558 wireless video transmission equip...

... device that jams the microphone of the device by sending ultrasounds that are imperceptible to the human ear, thereby ensuring the confi...

... Noiseless / Voice Jammer for High-end Market Item Parameter Shielding Type: mobile phones, pens and other sound acquisit...

... range mini wireless camera This range mini wireless camera support two-way and TF card . It is great for m...

... Using Time Wireless Microphone Advantage High quality of sound Plug to connection, auto pairing, easy to use Outdoor ...

... two way radio is perfect for continuous use in demanding situations. Whether you're working in a construction site or a large-sca...

UAV Video Data Link IP FHSS AES128 Encryption 800MHz 1.4GHz Introduction The LKAV-3622 is an IP radio works at 806~826MHz or 1428~1448MH...

... enforcement instrument and 4G graphic transmission. The product adopts' Qualcomm 'high speed processor, integrates high-definition video, , 3...

... without cable, for example the villa, small lake, bridge or some other open areas, this transmitter system is the right one you need. Thi...

... AV Sender CCTV Video Transmission System If you are seeking an equipment that can transmit the and video to a long distan...

... HDMI transmission over optical fiber with crystal-clear 4K resolution. Designed for professional AV systems, it delivers uncompressed...

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... checkpoint! secret voice , hide in card holder, hide in wallet, hide in hand and pocket! Ⅱ. Applications: 1. Secret Voice 2. Ev...

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...-way wireless video, , data transmission,The maximum air-to-ground transmission can reach about 100km. The C100NMT device provides mu...

H.264 long range wireless video transmitter full HD small UAV video transmitter Product introduction HN-530 is our company's latest micro long-distanc...