• Mode key (switch to Bluetooth/USB/TF card/FM radio/Line in), Last song/ turn down volume when press long
• Next song/ turn up volume when press long, Pause / Play / Press long to cancel pairing under Bluetooth / press short to search station when FM radio.
• Support phone/laptop/tablet PC/ Support U Disk / TF card (mini micro Card)
• Modular buddy-jack' design: connect a row of mini speaker to get jaw-dropping audio performance
• Expanded bxs (Bass Xpansion System) drives a fuller, richer low-end response. New, larger 45mm driver delivers precise high for super sound

Support: 

• Bluetooth.
• Memory Card.
• FM Radio.
• USB Pendrive.