Why run all new cables for RS-232 control of your audio/video system, when you can use this easy adapter? The Velocity RS-232 adapter leverages your DB9 or 3.5mm stereo audio cable to run 3-conductor RS-232 control signals between your control unit & your video display. Fully moulded DB9 & 3.5mm connectors provide excellent strain relief. This adapter is ideal to be used with computers, projectors, & any control unit/display requiring 3-conductor RS-232 serial control. Please Note: Not all serial control methods are supported by this adapter. This product is intended only for use with 3-wire RS-232 control cables with common ground (pin 5), transmit data (pin 3), & receive data (pin 2) Product Specifications Colour: Black Length: 0.50 Meter Jacket Rating: Standard Non-Rated UPC: 757120871873 Warranty: Lifetime Vendor: C2G Weight: 0.060kg Pin-out: • DB9 Pin 3 to 3.5mm Tip • DB9 Pin 2 to 3.5mm Ring • DB9 Pin 5 to 3.5mm Sleeve