USB Cassette Player is a portable, handheld USB tape player that works with all kinds of tapes. It has an easy-to-use USB connection for converting the music on your tapes into MP3 files. You can listen to MP3's on your computer, load them onto your portable music player, or record them onto a CD and listen in your car. Design with a 3.5mm earphone port. Built-in two-channel stereo, put on headphones to experience classic with stereo sound effect immediately. Widely compatible with for Windows system of 2000,XP,Vista,7,8,10. Please make sure there has a USB2.0 Port on the computer and 512MB RAM or above, 1GB free HDD space and CD-ROM for installation. Compact size with simple transparent shell design, portable to carry and it fits in virtually any bag and enables you to play and transfer anywhere. Powered by 2 x AA battery (Not included). Main item weight:172g/6.06oz System:for Windows 2000, XP, Vista, 7,8,10 Power Suplly:2 x AA battery(Not included batteries) Colour:As Shown Material:abs Size:MP3 Main item size:10.3 x 8.1 x 3.1 cm/4.05 x 3.18 x 1.22 inches Package Contents: 1 * cassette machine converter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.