The Samsung Galaxy Pro B7510 was announced in 2011, March. Released 2011, April With 2.8 inches, 24.3 cm2 (~33.5% screen-to-body ratio) TFT, 256K colors, Its 3.15 MP, AF rear camera captured crisp photos and 320p@30fps video, while the Removable Li-Ion 1350 mAh battery ensured long-lasting usage.