BeElion 4CH Color Video Quad Splitter, CCTV DVR Camera Video Splitter Processor Switch System APPLICATION: application for School,Home,Factory,Office Monitoring Picture Segmentation, Full screen display for each channel, Automatic display by turn mode.Switch between NTSC and PAL system. Picture In Picture show ,PIP position switched (top left , top right, bottom left, bottom right corner ).; MATERIALS: Metal, Plastic;Power : DC 12V 1A; Color : Silver; Weight : 480g; FUNCTION: Real Time Color display by Four-screen , Three -screen , Two -screen ,and can be switched to splited by up and down ,or right and left; SPECIFICATION: Quad System Size (Approx.) : 14.1 x 10 x 2.7cm / 5.5" x 3.9" x 1" (L * W * T );Remote Control Size (Approx.) : 8.5 x 5.3 x 0.7cm / 3.3" x 2.1" x 0.28" (L * W * T ),High-Resolution Picture show ,Adjust individual resolution indepently.High -quality Screen Freeze function; BRAND: BeElion Electronics Brand is a Registered Trademark.Only BeElion Seller is authorized to sell.