Cassette Player: Portable cassette player can deliver crystal clear music in tapes when you are at home, in school or travel. | FM/ AM Radio: Switch the function selector to 'AM' or 'FM'; turn the tuning knob to select the desired radio station. | 3.5mm Earphone Jack: Connect with your earphones for music listening, enjoy it more concentrated, not disturb others. | Dual Power Supply: 2 AA batteries (not included) operated or USB cable powered. Easy to adjust via the knob. | Compact & Vintage: Black casing, concise and retro appearance. Mini size, portable and lightweight to carry.