BRAND: LOGITECH MODEL: MK345 WIRELESS (KEYBOARD/MOUSE) PART NUMBER: PN 920-007820 # FEATURES # ACCESS CONTROL FEATURES 12 FUNCTION KEYS FOR MULTIMEDIA CONTROL. # ENDURANCE ENJOY AN AMAZING 36 MONTHS OF BATTERY LIFE FOR THE KEYBOARD AND 18 MONTHS FOR THE MOUSE. DESIGN FEATURES A GENEROUS WRIST REST DESIGN, A CONTOURED MOUSE AND ADJUSTABLE KEYBOARD HEIGHT ENSURE GREATER COMFORT. KEYBOARD SPECIFICATIONS USB 2.4 GHZ INTERFACE (RECEIVER) KEYBOARD SPANISH KEYBOARD POWER SUPPLY 2 AAA BATTERY LENGTH 36 MONTHS REACHED DISTANCE 10M COMPATIBILITY WINDOWS XP / VISTA /7 / 8 AND 10 MOUSE SPECIFICATIONS WIRELESS INTERFACE COLOR BLACK DESIGN OPTICAL (ONLY FOR RIGHT-HANDERS) POWER SUPPLY 1 AA BATTERY LENGTH 18 MONTHS