audio recorder surveillance

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.... The shielding angles is horizontal 90°-120°/vertical 90°-120°. Shielding effection is up to 83%. It is acoustic interference. Operating temperatu...

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Product descriptions from the supplier Overview Product Description Products name R199 voice recorder Memory 8GB/16GB/32GB Color Black Recording Forma...

Wearable Portable 128G Law Enforcement Body Camera Audio Record WiFi Police Body Camera 128G 3200mAh Audio Record Wearable For Law Enforcement Specifi...

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...-in 4G, WIFI, GPS and Bluetooth, it has a 3.1 inch big touch screen, which for easy and friendly operation, especially for the video conference cal...