The Ematic 13.3" Portable DVD Player makes it easy to enjoy your favorite movies, videos, music and pictures anytime, anywhere. The high-resolution screen tilts and swivels to provide an optimum-viewing angle in all situations. The built-in rechargeable battery makes this versatile media player ideal for the user on the go. 13.3" 1366 x 768 LCD screen. 180 screen tilt and swivel. Built-in stereo speakers. Compatible with DVD, VCD, CD, MP3, MPEG4. PAL/NTSC. Frequency Response: 20Hz to 20KHz. Video Output: 1 Vp-p/75 Ohm, unbalanced. Audio Output: 1.4Vrms/10kOhm. Audio S/N: Better than 85dB. Laser: Semiconductor Laser, Wave Length: 650nm / 795nm. Power Source: DC 9-12V. Power Consumption: 15 W. Operating Temperature: 32 - 104 F. Battery Type: Lithium Polymer.