4-Port AV RCA Audio Video Switcher Selector for DVD PS2 Cable Box to TV's yellow-white-red RCA connectors Used of high-quality components and advanced circuit techniques design Easy installation and operation. No extra power supply and software drive needed. Metal enclosure, excellent stability and Switch between AV sources with button on front panel 4 Port VGA Video + Audio Switch for up to four PCs to share one monitor and speaker system. Key-press switching. Auto-detect DDC information to get the best resolution for any monitor. Supports wide screen resolutions. perfect for presentations, classrooms, control center, remote monitoring & training facilities. Connectors: 3.5mm Audio female, VGA HDDB15pin female. Bandwidth: 250MHz. Type:VGA 15 Pin Female + 3.5mm Female Provides up to 250MHz bandwidth for video clarity, Supports VGA resolutions up to full HD 1920x1080 and WUXGA 1920x1440. This is 4 Port VGA Switch,It is suitable for where monitoring different areas of a building is required and switching between multiple inputs is a necessity. Four press buttons for easy switching,high quality metal enclosure,plug and play Colour: black Material: metal Size: 15 x 10 x 5cm Package Contents: 1 x RCA Switcher Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.