1、Can be directly connected to computers, TVs, tablets, notebooks, network boxes, set-top boxes, game consoles, U-disks, stereos, cameras. 2、Built-in high-pitched speaker. 3、Directly cast 100-inch projection, with distance of 0.8M-8M. 4、3500 lumens, 1280*800 HD screen. 5、Excellent quality and durability. Features: 1. Can be directly connected to computers, TVs, tablets, notebooks, network boxes, set-top boxes, game consoles, U-disks, stereos, cameras. 2. Built-in high-pitched speaker. 3. Directly cast 100-inch projection, with distance of 0.8M- 3.8M. 4. 3500 lumens, 1280*800 HD screen. 5. Excellent quality and durability. Specifications: Model: W50 Operating mode: top button of the machine + infrared remote control(No Battery) Amount of colors: 16770K Lamp life: >30000 hours Package List: 1 * Projector 1 * Camera Dust-proof Cover 1 * Multi-function AV Cable 1 * Desktop Booster 1 * Remote Control(2 * AAA Battery, Not Included) 1 * Power Cable 1 * English User Manual