User’s Guide

30 │ Wireless keyboard specification
Wireless keyboard specification
General
Wireless keyboard model
number
KB7221W
RF protocol • Bluetooth 5.0 LE (supports Microsoft Swift Pair)
• 2.4 GHz RF
Encryption technology AES 128 bits and AES-CCM
Operating range • 10 m radio range
• No performance degradation up to max. radio range (10 m)
• Performance to be in par with or better than Dell existing
shipping wireless keyboard and mouse. Dell will provide a
benchmark reference product.
Supported operating systems
(2.4 GHz)
• Windows 10/8/7/XP/Vista Server 2003/Server 2008/
Server 2012
• Linux Ubuntu 18 and Redhat 8 Enterprise, Free DOS
• Chrome and Android
• MAC OS
Supported operating systems
(Bluetooth)
• Windows 10/8
• Chrome and Android
• MAC OS
Electrical
Operating voltage 2.0 V - 3.2 V
Battery required Two AAA alkaline
Radio transmission Bi-directional communication
Transmission range Up to 10 m