... It readsand writes up to 3 tracks of data, e.g. decoding orencoding and verifying up to 3 tracks of datasimultaneously. ... +/-10%, 2.0A Max., external power adapter attached. Writing and verifying data on single, dual, or triple track in one swipe. ... encoding circuitry selectable on screen. Programmable leading bit, raw data, DMV/AAMVA, and user defined format. Compact size Interconnection. Cable: 5 ...