OTT STB is a type of High Definition (HD) STB that supports MPEG2/4, H.264, VC1, RMVB and ... & Delivery: Introduction:OTT STB is a type of High Definition (HD) STB that supports MPEG2/4, H.264, VC1, RMVB and ... ), Internet, and over-the-top (OTT) video applications with additional HD player function. Embedded with ForceP2P media streaming client software on ...