The Kiloview D350 is a 4K multi-functional IP video decoder, used to bring network video onto monitors, projectors and switchers in broadcast, live events, houses of worship, control rooms and corporate AV. It decodes H.264, H.265 and NDI High Bandwidth (SpeedHQ) streams and supports NDI HB, NDI HX2/HX3, SRT, RTMP/RTMPS, HLS, TS over UDP, RTP and RTSP, handling up to twelve simultaneous 1080p60 streams or 4Kp60. Beyond straight decoding it works as a hardware multiviewer, with single, split-screen or picture-in-picture layouts of 1 to 16 windows, saved layout templates and an overlay editor for logos, text and graphics. Outputs are dual HDMI 2.0 (up to 4Kp60) and one 3G-SDI (up to 1080p60), with audio embedded or via a 3.5 mm line out supporting AAC, G.711, Opus and LPCM. It also offers PTZ camera control and web-based preview. The unit has two gigabit Ethernet ports, one of which accepts PoE, or runs from 12 V DC at up to 7 W. It weighs 340 g and measures 162 x 104 x 25 mm.