Dynamic Instruments offers a wide variety of recording solutions from 4 to 192 channels. Users can combine analog and digital passive taps including: T1, E1, ISDN PRI, ISDN BRI and 50 proprietary digital phone protocols making it easy to configure to specific requirements. The DI Reliant provides instant recall to thousands of hours of recorded calls and comes standard with a 120-GB hard drive, with larger hard drives available. Standard internal hard drive provides on line access to 42,200 channel hours of audio. Front accessible integral RAID 5 on line storage available providing over 215,000 hours of audio storage is also available.