BS56 Colorful, wireless and wired 2-in-1 speakers, BT v5.2, USB and 3.5mm interface, support BT and AUX playback, 12 colorful lighting effects 1. Sizes: (113*87mm)*2. Weight: 558g (two speakers + wire control). 2. BT v5.2. Chip: Blue trum AB5602B. 3. Speaker: 45mm*2. Power: 5W*2. 4. Cable length: 1.36m. Interface: USB + 3.5mm. 5. Supports BT, AUX playback. 6. 12 kinds of colorful lighting effects. 1 year warranty