With numerous value-added services and DVR-ready functionality for recording digital programs onto an external USB storage device, it offers full TV comfort – including time-shifted viewing. The highlight is the quadruple cable tuner, which allows viewers to record up to three programs simultaneously while watching a fourth. The quadruple cable tuner also enables the use of "Picture in Picture" and "Picture and Picture" functions, allowing viewers to see images from two sources at once. Through its intuitively usable ISIO internet features, such as accessing media libraries and HbbTV, the Technistar K4 ISIO provides strong multimedia capabilities. Additionally, the Technistar K4 ISIO is prepared for DVB-IP multicast reception.