MZ M406SP Mini Bomb Portable Bluetooth Speaker.

Features: It has a long-lasting battery, FM radio, TWS (True Wireless Stereo) functionality, and a TF card slot. 

Playtime: The speaker provides up to 4 hours of playtime on a single charge. 

Sound: It offers a 5W dynamic thunder sound with clear audio and deep bass. 

Connectivity: It uses Bluetooth 5.0+ for wireless streaming and can be connected to devices like smartphones, laptops, and tablets.