Please note that there're three types optional:
1) single mode: it is 2.4G wireless mouse, only working with the provided USB receiver. the DPI value is up to 4000. It is silent clicking.
2) dual mode: the mouse support 2.4G wireless connection and bluetooth, it can work with the provided USB receiver, also it can connect via bluetooth, can connect up to 3 devices via 2.4G USB receiver and bluetooth. the DPI value is up to 4000. It is silent clicking.
3) 2.4G wireless+wired+programmable: only this version has programmable function (the programmable function is only available on Windows system), it can work wirelessly with the provided 2.4G USB receiver, and it can also work as wired mouse, but it doesn't support bluetooth. besides, the DPI value is up to 10000. It is not silent clicking.
Specification:
Item type: LED Wireless Mouse
Standby time: 30 days
Battery capacity: 500mAh rechargeable battery
DPI: 1000 / 1600 / 2400 / 3200/ 4000 levels adjustable
Color: black
Connection mode: USB dongle / USB dongle+Bluetooth 5.0 (Optional)
Package Included:
1 * User Manual
1 * Wireless Mouse
1 * Charging Cable