High sound quality with impressive bass *Hands-free calls *Bluetooth *Large cylindrical 1”x 1” imprint area *Premium promo *Includes a two-in-one cable which serves as both a line-in cable and a mini USB charging cable *Standard white box Specifications: Input: DC 5V 400mA Built-in 300mAh Polymer battery, rechargeable Working distance: 15-20m Signal-to-noise ratio: >75db Frequency: 200HZ -20KHZ Playing time (at Max Vol): 1 hour Charging time: 1.5 hours