ClearMax"s 100-inch electric projector screen allows for a truly amazing home theater experience. Our electric screen series incorporates smooth coiling technology moving your screen up and down evenly every time. You will never see any bumps or waves in any ClearMax screen. Our electric screen technology has effectively eliminated the need for a more expensive high tension screen. Key Features:Electric Motor Function: Extremely quiet electric motor with up, down and stop buttons and easy to adjust electric up/down stop limits. Remote Control: We include an infrared remote control so you have the option of integrating your screen with a separate universal remote. Also included is a radio frequency remote for operation through walls at ranges up to 90 feet. This is a must have feature if you choose to hide the screen cable and controller behind a wall or object! It also allows for inside ceiling mounting keeping your screen hidden when not in use. Screen Material: All ClearMax screens are made with a high gain, matte white material. Matte white is considered by most in the industry as the optimal display solution. Setup: ClearMax screens are both wall and ceiling mountable with integrated bracket design. Key Specifications: Brand: ClearMax Model: 1004:3 Size: 100-inch Aspect Ratio: 4:3 Surface: matte white, washable Borders: standard 4 black masking borders Casing Color: White Operation: unit controller remote control Voltage: 110v plug and play What"s in the box 1 100inch electric screen, 1 remote control, ceiling/wall mounting hardware and 1 user guide