This Optimus SCT-37 Pro Dubbing Stereo Dual Cassette Deck is a great addition to your home audio components. It allows for easy recording and playback of your favorite cassette tapes. With its sleek black color and features like dual cassette decks, this cassette player and recorder is perfect for any cassette tape enthusiast. The brand, Optimus, is known for producing high-quality audio equipment, and this model lives up to that reputation. It has been tested and is ready to use.