Features: Portable Cassette Player: Mini size cassette player can deliver crystal clear music in tapes when you are at home, school, bus or train. BT Music Playing: BT connection with phone or computer for music playing and with wireless headphone for music listening make it more versatile to use. Built-in FM Radio: The player supports FM radio channel auto-scanning, convenient to listen to local radio channels. 3.5mm Headphone Monitoring: You can connect your headphone with the player via 3.5mm headphone jack to enjoy pure music. Dual Power: The player can be both powered by 2pcs AA batteries(Not included) and power cable via computer or power bank. Specifications: Color: White/ Black(Optional) Material: ABS Power Supply: 2pcs AA batteries(Not included) or USB cable Dimension: 12.2 * 8.7 * 3.5cm / 4.80 * 3.43 * 1.38in Net Weight: 202g / 7.13oz Package Size: 16 * 12 * 4.2cm / 6.30 * 4.72 * 1.65in Package Weight: 281g / 2.91oz Packing List: 1 * Cassette Player 1 * Charging Cable 1 * User Manual 1 * Headphone