AuviPal 4-Way RCA Switcher 4 in 1 Out Composite Video L/R Audio AV Selector Box for DVD VCR VHS/AV Receiver/Game Consoles Connect up to 4 video devices to one TV set. 4 On/Off push buttons, simply to manual switch between video sources. Huge compatibility, Compatible with almost all of your video devices. High isolation, strong anti-interference and good stability. Easy Install, No power and software needed, Plug and Play. One year warranty by AuviPal. Input level Resistance: VS 0.8-1.0Vp-p/75 Output level Resistance: VS 0.8-1.0Vp-p/75 Bandwidth: 50Hz-5.5MHz Input Connector:4,  Output Connector:1 Input level Resistance: 2V(RMS)/47K Output level Resistance: 2V(RMS)/1K Frequency: 10Hz-20KHz0db Input Connector:4 (R+L),  Output Connector:1 (R+L)