Hello! Welcome to our store! Quality is the first with best service. customers all are our friends. Fashion design,100% Brand New,high quality! Item specifics: Keyboard Connection: Wireless Optical Resolution: 1200 DPI Mouse Connection: Wireless Type: Slim, Multimedia, Wireless Interface: USB Keys Quantity:78 With Multimedia Function Keys:Yes Keyboard battery: 2 x AAA battery (Not included) Mouse battery: 2 x AAA batteries (Not included) Keyboard size: 285.3mm x 133m x 18mm Mouse size: 113mm x 59mm x 20mm Color: Silver, Gold, Black Material: ABS Plastic Features: Slim Wireless Keyboard and Mini Optical Mouse set with tiny USB Receiver. It is an ideal input device for you PC, Laptop and Notebook. It adopts 2.4GHz wireless transfer technology, it has strong and secured wireless signal, allows you to enjoy your PC/Laptop from anywhere. It features new slim keys allowing a smoother and quieter experience when typing! Mac "style". New improved 2.4GHz wireless for much greater range(up to 10 Metres),less chance of interference from other nearby wireless devices. Tiny USB receiver fits discreetly in bottom of mouse and its range Up to 10 Metres(line of sight),but through walls may be varied. Package Including: 1 x White Slim Wireless Keyboard 1 x Wireless Mini Optical Mouse 1 x Tiny USB Receive