Product Description Keyboard (KW636t / MK345) Full?size layout with embedded number pad and 12 dedicated media keys for play, volume, mute, and playback control Includes a generous textured palm rest and adjustable tilt legs for ergonomic comfort Spill-resistant design, able to handle small accidental spills without failure Powered by 2 ? AAA batteries, with a battery life of up to 3 to 4 years depending on usage model; equipped with an on?off switch to minimize power drain Mouse (Ms3121Wt / MK345) Right-handed contoured design provides all-day comfort, with textured sides for grip Equipped with 3-button layout and a smooth scroll wheel for responsive control. Resolution: ~1,000?DPI optical tracking for reliable performance on most surfaces Takes 1 ? AA battery, lasting up to 18 months; also includes on?off switch and sleep mode for power efficiency Wireless Connectivity Operates on 2.4?GHz wireless with up to 10?m (33?ft) of reliable range, using a proprietary nano USB receiver (not Logitech Unifying) Not compatible with Logitech’s Unifying or Bolt receivers?requires the original dongle that came with the combo
