Mode: D5130 Functions: 1)Supports Windows 2000/XP/2003. 2)Is PCI card,30 channels (30B+D),BNC jacket. 3)Support E1,PRI Signal. 4)Hardware compress(rate=8) chips added to board,get better voice quality, save a lot of HDD space. 5)Support DTMF/FSK incoming CallerID. 6)Support Incoming CallerID Popup. 7)270 Hours /G HDD Typical Usages: [1] Call center,Help Desk,Hospital,Fire station [2] Recording conferences calls [3] Recording instruction,Clarification of quantities and Specifications [4] Protection of staff from abusive/difficult customers [5] Monitoring nuisance callers [6] Monitoring customer service