The AVer Serial Cable (PTDIN8PT1) is designed to connect your AVer camera control system to various devices, such as projectors or NEC plasma displays. This high - quality cable features a male 8 - pin DIN connector on one end and a female 9 - pin D - Sub (DB - 9) connector on the other, allowing for easy integration with RS - 232 serial controllers. It is compatible with AVer models including CAM520 Pro, PTZ310, and PTZ330, making it an essential accessory for professional video conferencing setups.