Perfect for travel and easy storage, this Blue Vibe Sound Collapsible Speaker features a portable speaker with flexible silicone construction, a micro USB charge port, 3.5mm AUX input, soft-touch on/off button and a lanyard attachment hole. Speaker collapses to 1/2 the expanded size. Rechargeable battery gives approximately 2 hours of continuous playback on a single charge. Micro USB & 3.5mm auxiliary cables included. Speaker measures approximately 4.25" in diameter x 2.625" tall and expands to 4.625" tall. Comes packaged in a hanging box. Box measures approximately 5.5" x 3.125" x 5.5".