The heart of these units is the Allwinner T3, a quad-core processor designed for car entertainment systems. The designation (often part of version strings like K2001_NWD_S112101 ) identifies the specific manufacturer variant of the firmware. Why Update Your T3 System? Updates for these head units are typically released to:
: If your system doesn't have it, download and install the "My Car" application to manage updates. nwd k2101 t3 update