Quick overview from the supplier:
Esperanza SAKARA EP155, Bluetooth Portable Speaker, power: 10W, RGB Illumination, Bluetooth profiles: A2DP, AVRCP, HFP, HSP, Bluetooth version: 5.0, Built-in TFT (microSD) card slot, AUX mini-jack input, Music playing time: 4-5h, MicroUSB charging
