Kensington Presenter Expert Red Laser with Cursor Control presentation remote control - black
StarTech.com 15 ft Thin Toslink Digital Optical SPDIF Audio Cable - 15ft / 15 Feet Optical Audio Cable (THINTOS15) - digital audio cable (optical) - SPDIF - 4.6 m
Kensington Si600 Wireless Presenter with Laser Pointer presentation remote control - black
Convert a PS/2 keyboard and mouse to a single USB interface. This PS/2 USB Adapter converts a single USB port into two universal PS/2 ports, letting you connect any PS/2 peripheral (e.g. mouse, keyboard) to a computer through USB.
Kensington - USB-C cable - 24 pin USB-C to 24 pin USB-C - 1 m