Standalone DVR with USB backup

Refurbished TST-460USB Standalone DVR HDD Size 80-250GB Standalone DVR This DVR can record 7 frames at D1 resolution. Backup to USB for convenient storage. Motion detection : Yes Viewing speed : 30 FPS (Real Time) Video inputs : 4 Channel Composite Video BNC Recording speed : 60FPS 7 frames D1 Compression mode : MJPEG4 Mechanical and Electrical Specifications Operating Temperature : Dimensions : Power : 12VDC Network : No