IP Interface for: OAI PC TELEPHONY (TSAPI) TAPI 2.1 Uses 1 Application Time Slot One RS-232C Port AP Number 4-12, Lower AP Hwy Used with 151268 SPN-CC01 GATEWAY Availability: Usually ships the same business day. SPN-AP01 IP-B (AP) (151261) 151261 $195.00Sale Price: $187.00Item: Refurbished