Rapoo V600 wireless Bluetooth speaker: featuring 2.1 channel stereo sound effects and two built-in satellite boxes, suitable for playing games, watching movies, and more. It supports multiple connection methods such as Bluetooth, USB, SD card, etc. It can connect multiple devices and has hands-free calling function.

Lenovo IdeaCentre Q10 2.1 channel stereo speaker: This is an integrated speaker with a 2.1 channel design and two built-in satellite boxes, supporting multiple connection methods such as Bluetooth, USB, 3.5mm, etc. It also has a multi-functional control panel that can easily adjust parameters such as volume, treble, and bass.

EDIFIER R101V 2.1 channel multimedia speaker: This is an entry-level speaker with a 2.1 channel design, and the subwoofer features a 4-inch paper basin with a built-in tweeter and mid bass unit. It supports two connection methods, USB and 3.5mm, and can connect multiple devices.

The above 2.1 channel mini speakers are all very good choices, and you can choose according to your preferences and needs.