Sharp GF-666
The GF-666 is a dual-cassette boombox/ghettoblaster from Sharp. It has VERY good build quality and is very heavy (almost 20 lbs). Its tape decks have a frequency response of 30 to 17,000 Hz when using Metal tape, which is very good for a boombox. And wow and flutter is a reasonable 0.07%. Also, it can play deck 2 automatically after deck 1 has finished. It has 6.5 inch woofers and 2 inch tweeters. Power output is 4 watts per channel (minimum) from 100 to 20,000 Hz, into 4 ohms and 10% THD.