Highlights: Keyboard: Receiver: RN-10D ( Grey ) Connector: USB Frequency: 2.4G Hz Operating Range: 10 – 15 m Keyboard: GL-5 Keycaps: Slim Hotkeys: 7 Multimedia Hotkeys Character: Laser Engraving Adjustable Keyboard Legs: No Rating: 3 V / 2 mAH Battery: 2 AAA Alkaline Batteries Dimension: 321 × 166 × 25 mm Weight: 430 g ( Battery not Included )   Mouse: Mouse: G3-300N Report Rate: 125 Hz Sensor Technology: Optical ( Infrared ) Resolution: 1000 DPI Rating: 1.5 V / 4 mA Buttons No.: 3 Ergonomic Design: Symmetric Size: Small / Middle / Big Hands Receiver Storage: Yes Battery: 1 AA Alkaline Battery Dimension: 99 × 60 × 38 mm Weight: 80 g ( Battery not Included ) Systems Requirement Windows XP / Vista / 7 / 8 / 8.1 / 10   Product Description: Consistent Wireless Stability Advanced 2.4GHz powerful wireless connection with distance up to 10m. Auto-Channel stabilizing Plug and leave-in nano receiver provides essentially no delays or connection conflicts. Up to 12 Months Battery Life Go longer between battery changes with energy efficient engineering. Extreme quality offer over 12 months lifetime guaranteed. 1000 DPI Guaranteed smooth and accurate tracking anywhere. 7 Internet Hotkeys Easy to access to 7 internet functions. Ultra-Slim Keycap Structure Ultra-slim keycap structure offers responsive quiet touch typing. Laser Inscribed Keys Ensure you will never lose key identity. 4-Way Wheel Smart horizontal & vertical scrolling. What is in the box: 1 x Edifier XM6BT 2.1 Multimedia Bluetooth Speaker System Weight: 1 SKU: 210417080711