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...tape recorders, hard-wired microphones and most of professional digital voice recorders including recorders installed in mobile phones (smart phones). Ultrasonic inaudible noise signal, as well as acoustic s...
The Bionic Ear lets you hear faint sounds up to 20~30 Meters away, and loud sounds at an incredible 100 Meters on the included comfortable and high quality Stereo Headphone. Added to this, there is a built in m...
... Noiseless Audio / Voice Recording Jammer for High-end Market Item Parameter Shielding Type: mobile phones, recording pens and other sound acquisition devices Shielding Distance: 2.5-5 m (shielding distance ...
...Audio Recording Jammer Microphone Blocker Suppressor Bug Hunter , Audio Recorder Jammer Product Introductions: The Stationary ultrasonic audio jammer is an information security product with completely indepe...
2017 hot selling sport mini DV TCT-MD80 hidden video camera for 2017 Christmas gift The mode MD80 is a multi-function mini camera,is a collection of digital camera,car DVR,IP camera,traditional DV. It is a spor...
360 Degree Desktop 2-5 Meters iPhone Android Harmony Series Mobile Phone Voice Recording Jamming System This recording jammer is a new high-tech product developed by our company's research and development perso...
.... The shielding angles is horizontal 90°-120°/vertical 90°-120°. Shielding effection is up to 83%. It is acoustic interference. Operating temperature of this audio voice blocker is -30℃~40℃. The shielding ra...
...Recording Jammer Audio Recorder Blocker Manufacturer Descriptions: 1. Anti-recording device and anti-eavesdropping device; 2. Anti-recording power bank; 3. Simple operation, easy to use; 4. Double swtich; 5....
...recordable audio module-30 seconds to record directly from mobile phones and PCs. Add messages and songs to cards and gifts. Make your own sound cards, gift cards, and gift boxes. Add an audio module with yo...
...recordable audio module-30 seconds to record directly from mobile phones and PCs. Add messages and songs to cards and gifts. Make your own sound cards, gift cards, and gift boxes. Add an audio module with yo...
...Audio Recording Wearable Night Vision mage Format .JPEG Image Resolution 34M (7808x4392); 23M (6400x3600); 18M (5632x3168) 13M (4800x2700); 9M (4032x2268); 6M (3200X1800); 4M (2688X1512) Audio Input Built-in...
...Audio Recording Wearable Night Vision mage Format .JPEG Image Resolution 34M (7808x4392); 23M (6400x3600); 18M (5632x3168) 13M (4800x2700); 9M (4032x2268); 6M (3200X1800); 4M (2688X1512) Audio Input Built-in...
...Audio Recording Wearable Night Vision mage Format .JPEG Image Resolution 34M (7808x4392); 23M (6400x3600); 18M (5632x3168) 13M (4800x2700); 9M (4032x2268); 6M (3200X1800); 4M (2688X1512) Audio Input Built-in...
...) Video Format MP4 with H.264/ H.265 Live Video Resolution 720P Recording Angle Wide Angle 140 degrees Audio High Quality Built-in Microphone. Water Mark User ID, Time and date Stamp Embedded into Video. Rec...