sound activated on off switch

... Module Enhance greeting cards with personalized audio messages using our compact playback module. Featuring automatic when t...

Luminous LED Face Mask Equalizer Light Up Step By Voice Advantage of Luminous LED Face Mask : 1. One Size Fits All: Ad...

... or wall 2 operational modes: Auto Mode or Mode Please note this stage light has only 1 pattern, but can customize according to your c...

... effects and 2 rhythm modes \uD83D\uDC40. Boasts eye‑friendly even soft light, one‑click quick mode and easy‑wipe erasabl...

... in x 0.91 in Car charger socket wiring 19.7 in Features: One set of atmosphere lights, including 4 LED lights and 1 cigarette lighter. ON-OFF swit...

...convenience to produce. Also can silk printed logo on box or the body of bracelet. * Size: our standard size for led bracelet is 1.0*21.5cm,...

... processing will detect background noise and create 'anti-noise' frequencies mixed in with your audio play back, cancelling out the of your s...

Colorful Plasma Plate for festival Gift kid toy LUMIN DISK combines super bright technology with miniature electronics to create a flat panel disk wit...

Length Customized RGB Led Light Pink Color Code Digital Colorful For Bar And Free Standing 1.1 Produt Description Features: 1The product has a bullt i...

8004 is one of the most powerful 18” subwoofers in pro-sound category. Featuring a high power 18” woofer, with 4” inside/outside voice coils, this cab...

The sliding the user-recordable module, which has an audio input port and a microphone. Create your own musical greeting cards ...

40W Acoustic and Photocell Activated Sensor for LED Lighting Product Introduction: This is an electric component for LED smart lighting. It will be ac...

...Remote ‑light retrieval: Built‑in buzzer and high‑intensity white LED help locate lost pets within the critical last‑50‑meter ......

.... - the output valid signal is low. - when output is low, signal light. - can be used for voice- lights, with light sensors to make ...

... in buzzer) Model: P555 Key Features: 1.2 Audible alert beepers with mute-low-high volume setting 2.Automatic when the reverse gea...

.... They are easy to use and provide a reliable way to communicate important messages in a variety of settings. Mini Megaphone Speaker Application Ou...