FORE USB Retro Cube Cassette/Tape Converter with PC, Laptop Convert Cassette to Mp3 Portable Cassette-To-MP3 Transfer Cassette Walkman Player with Battery Case Color Silver Grey Converts tapes/cassettes to MP3 format with special software for storage. Easy to use and you can transfer the MP3 file to any MP3 players to listen or burns to CD. Same as the walkman, playing cassettes without converting. Just need an audio cable connect the converter to your car or speaker , then you can listen the music from tapes. Comes with an audio software to assist you to capture the audio of cassettes. Sound quality hinges on the audio source. It cant improve the audio sound quality. There is no built-in speaker but it has an 3.55mm audio jack, you can listen with headphones and speakers. For better sound quality, please avoid signal interference. Power Supply: 2AA Batteries, 3V DC or USB 5V DC Power. PAY ATTENTION: Please choose the Shop by Brand FORE.