A5 navigation software with TV program

Download instructions:
Applicable to the company's brand sign road 5 inch, 7 inch, CMMB TV HD 800*480 resolution series products, the software is compatible with the 5 inch, 7 inch, SiRF A5 uses love bakelite. After downloading according to package upgrade instructions (remember, in strict accordance with the procedures required).
Applicable models: Z790, Z580, Z770, HD-7089, HD-5089 etc.