Kramer VP-14 4-Port RS-232 Port ExtenderThe Kramer VP 14 4 Port RS 232 Port Extender is a compact, reliable solution designed to extend serial data signals across multiple devices. Engineered for laboratories, manufacturing floors, control rooms, and testing environments, this port extender makes it simple to share and route RS 232 signals between a source port and up to three destinations. With a straightforward DIP switch control that toggles between straight (flat) and crossed