Sleek, low-profile and symmetrical design. Separate holder allows for easy removal/replacement of emitter. Flexible film adhesive conforms to curved surfaces. Blue LED flasher can be visible during normal operation or only for troubleshooting. Translucent circuit board allows IR pass-through. Industry standard 3.5mm mini-plug uses precision over-molding to ensure consistency. Ten foot cable reaches the entire rack. Integrated cable management strap.