A new Samsung Wave 578 was announced at MWC 2011.
This device runs Bada 2.0 OS and comes with built in Near Field Communication (NFC) chipset for mobile payment.
It is a strongly mid-range smartphone with 3.2-inch WQVGA touch screen, 3 megapixel camera, Bluetooth 3.0 and built in WiFi 802.11 b/g/n.
Wave 578 will be available in most regions from May 2011.
(More photos after the jump)