Specification: Display size: 50-inch virtual screen (at 2M distance) Resolutions: 320 x 240 (QVGA) Color depth: 24-bit input Viewing angle: 26-degree diagonal Image input: Composite AV Video input format: NTSC/PAL/SECAM automatic selection Audio: Double-channel stereo Power supply: Built-in 480mAh Lithium-ion battery Battery duration: About 4.5 hours Power adapter: 5V DC/500mAh Power consumption: Below 0.45Wa Net weight: 119g (including battery, earphones, AV cable) Colors available: Black, white, silver, available for customized colors Applications: Watch movies connected with iPod video player, MP4 player, PMP player and portable DVD Play games connected with PS2, PS3, Xbox, Wii, game cube Watch TV connected with TV tuners, 2.4G wireless Accessories: USB charger cable, AV cable x 3, eyepatch and user' s manual.