Sony CFS-88 The CFS-88 was a large fold-up boombox from Sony, built in 1981. It is approximately 3 feet long when folded out. The detachable speakers receive their power from the metal hinges. Or, if you want wider stereo separation, you can detach the speakers and power them with cables hidden in the compartments on the bottom of each speaker. It weighs 10,2kg . It has 20cm woofers and 5cm tweeters. According to the service manual, its power output is 2x6W , on DC operation. . But, watching those glorious VU meters bounce back and forth makes up for it. Also, the knobs are chunky and feel great to use. cassettepart doesn't work well