It records all 6 terrestrial digital channels 24 hours a day. You can also set it to record only during prime time. If you register 5 channels, you can also record one channel of your choice. Two external HDD connection terminals (image 4): one for time-shift and one for normal recording. Up to 4 units can be connected simultaneously (up to 4TB per unit). Dedicated time-shift: 6 tuners (terrestrial digital) 6 tuners for time-shift machine, one of which can be switched for viewing. Included accessories: Dedicated remote control, HDMI cable, B-CAS card pre-installed, instruction manual, antenna cable