Type: Optical receiving device Incentive : electric excitation range: infrared Mode of operation: continuous Light path: through the external light path Transmission signal: wideband type Remote control extenders (sometimes called infrared extenders or simply IR extenders) allow you to extend the range of your infrared remote controls so you can control equipment which is out of sight. Commonly used when your receiver is in a cupboard, in a different room, or behind your TV. Standard universal 2.5mm jack connection. 1.5m long cable gives plenty of length to position the sensor where visible. Small and discreet in size, easy to hide out of sight. Note: The IR receiving cable is only compatible with IR Receivers, such as set-top box, car-mounted DVD, car audio system, hard disk player, etc. Model: CHD18 Cable type: cooper wire Receive Frequency: 38KHZ Receive distance: 10-15m Cable Length: Approx. 1.5m / 59in Model Number:IR extend cable Wireless Communication:RF Channel:1 Use:TV colour:black Material:Wire Package Contents: 1 * IR Infrared Remote Receiving Line 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.