Specifications： USB length: 45 cm Voltage/current：DC5V Min1A Operating temperature：-10 ℃ ～ + 70 ℃ Dimensions: 160 mm x 150 mm x 47 mm Android version：applicable to Android 4.4 or higher Player disc format：CD-ROM, CD-R, CD-RW Disc adaptability：12CM disc External interface：USB 2.0 Disk Access Mode：Suction Applicable model：Android system Video output：2 RCA Reading speed：8M Write speed：8M Signal-to-noise ratio：30(dB) Applicable models：Universal Weight：about 700g Material: plastic colour: black Package contents: 1 x DVD Dish Box Notes: 1. Playback of Blu ray and vinyl records is not supported. If you want to connect other devices to play, only Android 4.4 and above navigation is supported. 2. For some Android navigation models, you must go to the menu and select the USB port to recognize the CD player and play music.