| Model | ar-20 |
|---|---|
| Surveillance Technology | OLD |
| Type | Surveillance |
| Color | Black |
| Brand | Argonne |
Check the listing for details. ARGONNE MODEL AR 20 TELEPHONE PICK UP COIL OLD SPY STUFF. Color: Black, Condition: Used. Listed at 29.99 USD. This was for amplify and recording calls there's a warning you must beep every 15 seconds see picture of directions.
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