DELL S Series S3222DGM 80 cm (31.5") 2560 x 1440 pixels Wide Quad HD LED Monitor Internal memory type___DDR4 4 GHz Fingerprint reader No 4 GHz Fingerprint reader No Purpose PC Server USB hub Yes Connectivity technology Wireless Numeric keypad Yes Keyboard form factor Full size (100%) Pointing device No Keyboard language Spanish Keyboard layout QWERTY Device interface RF Wireless + Bluetooth Recommended usage Universal Design Battery LED indicator Yes Product colour Black Wrist rest Yes Full size keyboard Yes Keyboard style Straight Backlight No Features Wireless range 10 m Power Number of batteries supported 3 Service life of battery 36 month(s) Battery capacity 2000 mAh Battery technology Alkaline Number of batteries (keyboard) 2 Keyboard battery type AAA Power source type Battery Mouse Number of scroll wheels 1 Number of batteries (mouse) 1 Mouse battery technology Alkaline Mouse battery type AA Scroll type Wheel Scroll Yes Buttons type Pressed buttons Buttons quantity 8 Movement resolution 1000 DPI Movement detection technology Optical Form factor Right hand Mouse included Yes System requirements Other operating systems supported ChromeOS Mobile operating systems supported Android 7 4 MIC BEAMFORMING NOISE CANCELLATION 3 W Power consumption (typical) 26 W Power consumption (off) 0 44 kg Package width 525 mm Package depth 939