Gigabyte M7700B review Our rating: 0 1 2 3 4 5 6 7 8 9 10 0/10 from 0 reviewers. Comments:0 Bluetooth version 2.1 +EDRHigh-precision Laser tracking system1600/ 800 DPI AdustableInternet Back & Forward ButtonsSmart low-power & sensitivity indicator …more Be the first, who wrote a review. Write a review Title of your review: Example: This is excellent! I like it! Pros: Example: The new model are more solid, more comfortable, quieter, and agile than any models Cons: Example: Very high price and costly options Your review:Please - write a review is maximized, but to the point. (minimum 100 characters) 0 characters