RCA DH4CVS Digital Plus Component Video Switch Connects DVD, Satellite/Cable, PVR Or A/V Receiver To HDTV/TV Connects Up To 4 Components that can be controlled by a remote (IR Learning) - Remote not included Carries High-Definition Video Signal On 3 Discrete Paths HD Component Video YPbPr Includes Digital Coaxial Audio Inputs/Outputs For MULti-Channel Sound and IR Remote Learning The IR learning feature lets you use your existing universal remote to switch inputs.