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This is an improved version over conventional ultrasonic sensors
The Multi/Single Phone Recording Control enables you to automatically record important conversations from all parties on the line with a specific phone or from any phone in your home that is on the line with an attached tape or recording device (not included)
Model Number: 2730191
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OSEPP Arduino Basics Companion Kit 101 "nicd" This is an improved versionAlready have your own Arduino? Multiple Arduinos? Brush up on your Arduino basics with this companion kit from OSEPP. Requires an Arduino UNO compatible board, sold separately. Discover Arduino through easy and fun lessons. Step by step instructions with diagrams. No prior electronics knowledge required! Kit comes with everything you need to build your own: volt meter, LED game, and musical circuit. What's in the Box 6 feet USB type A to mini B 1 Tact
US$ 35.00
US$ 23.95
US$ 225.00
US$ 59.00
