Google Nexus S

Back to Nexus brand, Google has chosen a new partner in the production of the Samsung Nexus S known as Android, the first production run 2.3 with a 4-inch AMOLED screen Super Screen design curved display at 800×480 WVGA resolution. Density can say 235ppi, bright and sharp features let users get excellent contrast when viewing photos.
According to Samsung, the Nexus S can reduce the brightness to 75% less than other similar monitors.
Source:forum.thegioididong.com