At the CTIA Wireless in Las Vegas, Samsung has revealed its touchscreen-QWERTY-slider Samsung u820. The stylish Samsung u820 has 3-inch WQVGA display, 3.2-megapixel camera that can take both photos and videos, side-sliding QWERTY keyboard, standard 3.5mm headset jack, full HTML browser, Microsoft (NSDQ: MSFT) Exchange support and a microSD memory card slot. The Samsung u820 will hit Verizon’s offering on 30thApril.