
Dell Introduced Premier and Pro Series Wireless Mouse and Keyboards
The Dell Premier-MS7421W wireless mouse is priced at $63.5, with the Dell Premier KM7321W and Dell Pro KM5221W mouse and keyboard kits priced at $108.5 and $45 respectively.
U.S. company Dell has officially introduced a new peripheral – a wireless mouse Dell Premier-MS7421W and two sets of mouse and keyboard – Premier KM7321W and Pro KM5221W.

The mouse supports 2.4 GHz and Bluetooth 5.0. There is simultaneous connectivity and quick switching between three devices, two of which are connected via Bluetooth and one via the 2.4 GHz transceiver. A built-in battery provides approximately six months of battery life. There are three sensitivity presets: 1000, 1600, 2400 DPI. The mouse is priced at $63.50.
The Premier KM7321W kit also supports a dual-mode method of connecting to three devices. There are four mouse sensitivity presets: 1000/1600/2400/4000 DPI. There are 12 customizable keys on the keyboard. The price of the set is $108.5.
The Pro KM5221W is the most affordable basic set. However, there are also 12 customizable keys on the keyboard and four mouse sensitivity presets. Its price is $45. Meanwhile, JBL has brought to Russia wireless headphones with a battery life of 24 hours.