sound surveillance

School Bus/Public Bus/Bus/Rail/Car CCTV Video Security & Cameras, High Quality 600TVL IR Day/Night Mini Metal Dome Cameras with Outp...

Long Range Acoustic Device Description Long range acoustic device is used to warn and disperse specific population by directional launch of super soun...

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... Camera System 3G/4G/WIFI Low-Power AHD Video Server Supports RS485 PTZ Control TSX510-A-1HA low power consumption server is an AHD vid...

... Light EAS RF 8.2Mhz Antenna Sensor For Shop Commodities Anti-Theft Product parameters Product number RF-3310A Input Voltage 24V ...

... Low Cost Wifi IP Camera Item No.:KM-IP5000, Visual Communication IP camera for home, office and other indoor ------------------------...

... alarm girls children woman safety guard Product Description Three function modes: anti-theft vibration prompt, LED ......

...NIGHT VISION, Vandal-proof, Motion Detection, Detection, Waterproof / Weatherproof, Finger recognition, Built-in Siren, People Counting, PAN-...

Column Speaker 20W Active Column Array Speaker Waterproof Speaker Discription: With high SPL and all-weather design, it provides an ideal audio ...

...laser scattering method, it accurately measures dust concentrations. When the dust concentration exceeds the preset alarm point, it instantly trigg...

N9 Mini Spy GSM SIM Audio Wireless Transmitter Listening Bug Remote Sound Pickup Surveillance W/ Voice trigger Callback This device allow you to liste...

Mini PTZ Infrared Video WiFi Wireless Surveillance CCTV Security IP Camera with Smart tracking, Face /Sound detection Ⅰ. What surprise does the camera...

... Pickup DVR Accessories for cameras system It is for monitor, MDVR and recording;small size, high sensitivity,long transmission range Ma...

SHUWEI HD wifi camera 360 Degree Home Camera with App,Night Vision,2-Way Audio,Human Detection, Motion Tracking,Sound Detection 1. Parameter Resolutio...

... Clear Acoustic Tube For Kenwood Radio ​ Reinforced Kevlar Thread with extra strong pulling limits and extraordinary noise reduction Co...

... WIFI Solar Cctv Wifi Camera PTZ PTZ angle Horizontal 355 ° vertical 120 ° Rotating speed Horizontal 55 ° / sec Vertical 40 ° / sec Nig...

... Portable Rapid Deployment 4G PTZ Camera Battery Power CCTV Camera Specification OKAF Portable 4G HD PTZ camera is a comprehensive func...

... Home Number: BM55B59 Can be connected with Tuya Smart APP and remotely controlled on Phone, or can use without WIFI/APP Network conne...