ultrasonic microphone

... Digital Multi-Mode is a low-power, low-noise digital MEMS in a small package. The ICS-41350 has an extended respo...

... Outdoor Bark Controller in Anti-Bark Training Birdhouse Shape,Stop Barking for outdoor bark control Bark Control: Uses techno...

Professional Ultrasonic Audio Recording Jammer Microphone Blocker Suppressor Bug Hunter with Plain Black Housing 1. Introduction EST-007MINI-F Portabl...

... bark control stops yours or a neighbor’s dog barking with sound. This bark control safely & humanely controls bark...

Professional Audio Recording Jammer Blocker Suppressor Bug Hunter , Audio Recorder Jammer Product Introductions: The Stationary ...

... and effective for all breeds and sizes of dogs Controls outdoor barking and no collar is needed! * 4 levels of operation including test mode * Int...

... Up To 1.5m Range Descriptions: The voice recording jamming device SA-AJ02 is designed to protect conversation areas from eavesdropping....

... in 2MB data logger Wiring Built in battery 12V/24V relay Optional accessories Cuttable fuel sensor Speaker fuel sensor Ibutt...

... 1 Temperature and Humidity sensor 1 Smoke Sensor 1 LM35 module 1 sensor 1 ADXL335 module 1 Photosensitive Resistance Module 1 Female to...

... design, can connect SOS line, , relay 3) Support serial port function, which can be customized as oil quantity detection line. 4) Extern...