The MULTI-LINK ACP-300 TT IVR/Phone System Interface Module is a data transfer switch produced by MultiTech. This brand new open box module is designed to provide an interface between an IVR (Interactive Voice Response) system and a phone system, allowing for efficient data transfer and communication. The ACP-300 TT model is known for its reliability and performance in enterprise networking environments, making it a valuable component for businesses looking to enhance their communication infrastructure.