・2.4 GHz wireless technology delivers a reliable connection with up to a 10M range ・Unified nano receiver saves precious computer USB ports,no wires bring you a more tidy desktop ・Very responsive keys in scissor-key-switches:Silky-smooth whisper-quiet keys,let you enjoy the work without disturb ・Real compact and slim in full size design:The keyboard size is 5.5*2.16*14.6in which greatly save space for your desktop ・You will type in more fast way with numeric keys ・Low power battery indicators and multi-media hot keys provide convenience for you ・Quiet keyboards and mouse set:The mouse are provided in silent clicking no disturbance to you and others. Keyboards keys in low profile make much less noise when typing Specification: ・Material:ABS+PC ・Connection:2.4G ・Operating distance:≤10m ・Applicable system:Mac,Windows,Linux etc. ・Keyboard power supply:2 x AA batteries (Not included) ・Mouse power supply:1 x AA Batteries (Not included) ・Keyboard size:38.6 x 14.3 x 2.63cm ・Mouse size:11.6 x 6.6 x 3.5cm ・Weight of keyboard:428g ・Weight of mouse:60g Package included: ・1 x Wireless Keyboard ・1 x Mouse ・1 x USB Receiver ・Other things not included