1080P Portable Blu-ray Player: 12-inch Portable Blu-ray Player supports Full HD up to 1920 * 1080 (3GB) in MP4, Blu-ray format. For DVDs: All regions accepted; For Blu-ray discs: Region B (not 2K / 4K compatible / 3D BLU). Enjoy a better audiovisual experience. Multifunction Interface: With HDMI and AV IN sockets, you can connect to any HDMI-compatible TV for the highest quality digital audio and video signals or to other devices via HDMI cable (not included). Sync the player to your TV for a larger screen with an RCA cable (included). Note: The mention of the USB cable in the user manual does not include it. Dolby Digital Audio: Our portable Blu-ray player supports decoding of Dolby audio files, such as Dolby Digital, Dolby Digital Plus, Dolby True HD, Audio Master MP3 DTS-HD, etc., compatible with formats MOV / AVI / MP4 / VOB / FLV / MKV / TRP / TS / MPG / MPEG / DAT / ASF / WMV. A stronger acoustic effect will make you feel like you're at the cinema. Best Choice for Long Trips: Built-in 4500mAh high-capacity rechargeable battery supports DVDs for about 5 hours or Blu-ray discs for 3 hours on a full charge. With two powerful speakers, you always get clear stereo sound, making it a great choice for long road trips.