HELLO. DID ANY ONE CAN BUILD VERY SMALL MP3 RECORDER. MUST BE VERY SMALL SIZE .VERY BASIC FUNCTIONS ONLY TO RECORD /PLAY/DAN-LOUD . MUST RECORD MAG STRIP. IF YOU THING YOU CAN BET THE SPY SHOPS PLS SEND SIZES W/L/H… (Budget: $30-$250 USD, Jobs: Electronics, Engineering, Manufacturing Design)