Short info: Trust Evo Silent - Keyboard and mouse set - wireless - German Group Keyboards Manufacturer Trust Art. No. 21384 Model Evo Silent EAN/UPC 8713439213843 Product Description: Trust Evo Silent - Keyboard-and-Mouse Set - German Device Type Keyboard-and-Mouse Set Wireless Receiver Wireless Receiver (USB) Input Device Keyboard - wireless Layout German Number of Hotkeys 8 Keyboard Shortcut Function Volume Control, Search Numeric Keyboard Yes Pointing Device Mouse - wireless - optical Performance 800/1200/1600 dpi Sensitivity Switching in Real-Time Detailed General Device Type Keyboard-and-Mouse Set Maximum Operating Distance Up to 10 m. Operating distance Up to 10 m Wireless receiver Wireless receiver (USB) Input device Type Keyboard - wireless Number of hotkeys 8 Keyboard shortcut function Volume control, search Layout German Adjustable height Yes Features Numeric keypad Pointing device Type Mouse - wireless Movement detection technology Optical Movement resolution 1600 dpi Performance 800/1200/1600 dpi.