SL2100 Exp. Card for Exp Chassis

Interface to Main ChassisAdditional Telephony Resources – for DTMF, Dial Tone/Busy Tone detection, FSK Caller ID receiver/senderEquipped with connector for Cat5 expansion cableIncludes 3.9-ft. straight-through cat5 expansion cable, for connection to base chassisInstalls in dedicated slot in Expansion ChassisMaximum (1) per Expansion Chassis