The SVT-S3050P is a 168 hours Sony time lapse video recorder.It have a 168 hours (1 week) record/playback capability (T-120), other features include: Over 300 lines (Color), 350 lines (B/W) horizontal resolution. RS-232C control via optional SVT-RS1A. Adaptive Picture Control (APC) for optimum head to tape match. Audio recording in 2, 12 and 24 hour modes, Loop-through video in power off mode, Menu driven settings - no video input necessary for setup, Alarm scan/log capability Field advance playback capability, Built-in time/date generator, 30 day battery backup Clock set in/out - Synchronizes time setting on multiple recorders, Vertical (side) operation capability Download full descriptions and technical details of the Time Lapse Recorder (File format: .pdf, size: Currently no PDF files.)