The Simpletek MK270 is a wireless keyboard and mouse kit designed to offer reliability, comfort and ease of use with a range up to 10 meters. The keyboard is sketch-resistant and includes a numerical keypad for improved productivity, while the optical mouse guarantees precision and smooth flow. ? Technical characteristics di Keyboard: Layout: Spanish (ES) Design: Sketch resistant (max 60 ml liquid) Adjustable height: For custom convenience Numerical tag: 10 keys for quick calculations Key type: Deep profile Spia: Circuit Breaker: Power on/off Power supply: 2 alkaline AAA batteries Battery life: Up to 36 months (estimated office environment) Size: 441 x 149 x 18 mm Weight: 498 g ?? Mouse: Sensor technology: Fluid Optical Tracking Number of buttons: 3 (left, right and central) Scroll wheel: 2D, optic, line by line Switch: Power on/off Power: 1 battery AA alcalina Battery life: Up to 12 months (estimated office environment) Dimensions: 99 x 60 x 39 mm Weight: 75.2 g ? Wireless receiver: Type: USB Nano Size: 23,1 x 18.7 x 6,6 mm Weight: 2 g Capacity: Up to 10 meters (variable according to the environment) ? Package content: 1 x Simpletek MK270 wireless keyboard (Spanish language ES) 1 x Optical wireless mouse 3 keys 1 x USB wireless receiver Nano Batteries not included ? Main benefits: ?Spanish wireless connection up to 10 meters ?Spanish keyboard resistant keyboard ?