USB-A receiver is mainly for Windows devices. Universal Compatibility: The wireless mouse and keyboard set is compatible with Windows XP/Vista/7/8/10/11+, Mac OS 10.10+, iPad OS/iOS 13.0+, Android 4.3+.
eBay
No operation for 30 minutes will cause both the keyboard and mouse to remain on standby to save energy. Bluetooth 3.0+5.0+2.4G: Both keyboard and mouse are three-mode designed and three channels enabled(Bluetooth channel 2 + 2.4GHz USB channel 1).
eBay
2.4G Wireless Keyboard MINI Waterproof X Structure Compact Keyboard Mouse About The Item: The item is a set of one 2.4G wireless keyboard with 78 keys and one mouse, has 3 colors and it can connect with your computer, TV box and smart TV. .
eBay
2.4G Wireless Plug and Play】 Our wireless keyboard and mouse set adopted 2.4G wireless connection design, can be easily used by simply plugging in the USB drive.
eBay
EASY SETUP WIRELESS CONNECTION: Using advanced 2.4GHz wireless technology, the wireless keyboard mouse will get connected to your computer as soon as you simply plug the USB receiver into the USB port, plug and play, no additional drivers required. Fast and stable data transmission, no delays or dropouts, working range up to 33ft. (The wireless keyboard combo shares a 2-in-1 USB receiver placed inside the mouse).
eBay
Mouse Sensor: Optical sensor. Keyboard: 44 cm x 14 cm x 3cm (Max.). 1 x Keyboard. 1 x nano USB receiver ( notice：includeno mouse ). Connection Type: 2.4 GHz RF via nano USB receiver. Mouse: 12 cm x 6 cm x 3 cm;.
eBay
No operation for 30 minutes will cause both the keyboard and mouse to remain on standby to save energy. Bluetooth 3.0+5.0+2.4G: Both keyboard and mouse are three-mode designed and three channels enabled(Bluetooth channel 2 + 2.4GHz USB channel 1).
eBay
2.4GHz Wireless ConnectionThis gaming keyboard and mouse combo adopt advanced 2.4GHz wireless transmission technology, shared one USB receiver, featured with plug and play, can be easily connected by plugging the USB receiver which place in the bottom slot of the mouse into the USB port of the device you want to connect, no need to install any software.
eBay