Top Tech Audio Bluetooth Mini Speaker in Blue is perfect for 4 hours of music. Connect your device and play your favorite playlist while on the go. The mini speaker is portable size, perfect to fit in a bag and backpack. Includes a micro USB cable and volume control. Supports PC, iPod, iPhone, MP3, MP4, other mobile phones by connecting with 3.5mm jack. The speaker is approximately 1.75" height x 2.25" diameter and comes packaged in a 3.50" x 2.50" x 2.50" hanging box.