Samsung S5780 Wave 578, announced in 2011, February. Released 2011, July, represents a thoughtful blend of technology and user-focused design. Viewing content on its TFT, 256K colors is a pleasure, with crisp detail and support for high refresh rates. It sports VGA on the front, supporting clean video capture even in challenging lighting. Powering the device is a Removable Li-Ion 1200 mAh battery battery that comfortably lasts through a full day of regular use. Internal specs include configurations up to nan, allowing seamless performance across apps. It?s well-equipped with positioning systems like GPS, A-GPS and modern wireless standards like Wi-Fi 802.11 b/g/n, hotspot. Finishing touches like Black give this phone a sleek yet approachable appearance.