Listen to those 'private' calls! This is a very popular kit, and you know why. It transmits both sides of the conversation of a telephone call to any FM radio. Comes with all the necessary quick connections to make hook-up fast. No batteries needed!! It takes its power from the telephone line. 100 foot range even through walls. Build one today and let the fun begin! Can be ordered assembled. Measures 2.5cm x 4.5cm
Note: This kit is not intended for illegal use.
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