A portable wireless speaker with dual speakers (Two PCS SPK: 3' 12W1 and Φ40 8W1). It features multiple playback modes including TF card, USB, and 3.5mm Audio Input. It includes an FM antenna and supports hands-free calling with answer/end functions. The speaker has a 2000mAh battery, a transmission distance of 10 meters, and weighs 710g.