Microsoft Qhg-00016 Bluetooth Desktop Keyboard & Mouse - English, Black

KEYBOARD
Connection interface: Bluetooth® Low Energy compatible 4.x/5.0
Wireless frequency: 2.4 GHz frequency range
Wireless range: 33 feet (10 meters) in open area; up to 16 feet (5 meters) in typical office environment
Compatibility: Microsoft Windows 11/10/8.1
Device must support Bluetooth® 4.0 or higher
IOS/MacOS and Android devices are compatible with limited features
Dimensions: 17.12 x 4.87 x 0.749 in (434.9 x 123.7 x 19 mm)
Weight: 16.32 oz (461.6 g) (including batteries)
Battery: 2 AAA alkaline batteries (included)
Technology details: Dedicated Office and Expressive Input (emoji) keys       
Product feature Advanced features: Swift Pair for easy mouse-to-computer pairing3
performance: Customizable features:2 Favorite keys reassignment; Media, Previous Track, Play/Pause, Next Track, and Emoji key
MOUSE
Connection interface: Bluetooth® Low Energy compatible 4.2
Wireless frequency: 2.4 GHz frequency range
Wireless range: 33 feet (10 meters) in open area; up to 16 feet (5 meters) in typical office environment
Compatibility: Microsoft Windows 11/10/8.1 Device must support Bluetooth® 4.0 or higher
Dimensions: 3.95 x 2.29 x 1.50 in (100.4 x 58.2 x 38.3 mm)
Weight: 3.095 oz (78 g) (including batteries)
Battery: 1 AA alkaline battery (included and pre-installed)
Technology details:         Mouse tracking system: Red tracking
Imaging rate: Dynamically adaptable to 4000 frames per second
X-Y resolution: 1000 points per inch (39.4 points per millimeter)
Tracking speed: Up to 30 inches (762 millimeters) per second
Product feature Mouse button features: 4 buttons: left, right, wheel, power (press >3 seconds to pair)
performance: Scrolling features: Modern wheel for vertical scrolling and button clicking
Advanced features: Swift Pair for easy mouse-to-computer pairing
Customizable features:  X-Y resolution adjusting; wheel button function reassignment; left and right click swap; wheel customization; battery level reporting