Logitech K400 Plus Wrls Touch Kbrd Blk 920-0007145

Dimensions (H x W x D): 139.9 x 354.3 x 23.5 mm
Weight: 390g (with batteries)
Wireless Protocol: Logitech 2.4 GHz Wireless Technology
Software Support: Software Support
OS/Platform Support: Windows? 7, Windows 8, Windows 10 or later, Android? 5.0 or later, Chrome OS?, USB port
Apps Available: Logitech Options 2.1
System Requirements: USB port
Supported Hardware: Logitech Unifying receiver
Power Type: Replaceable batteries
Connection Type: Logitech Unifying protocol (2.4GHz)
Special Keys: Mute, Volume Down, Volume Up
Connect / Power: On/Off Switch
Battery Details: 2 x AA
Battery Life (not rechargeable): Up to 18 months
Key life: Up to 5 million keystrokes
Typing noise: Within 55 dBA for all keys
Wireless range: 10 m (33 ft)