This small bluetooth speaker is conveniently mini but able to releasing crystal clear sound with impressive bass and room-filling loudness through a high-performance 3W 40mm driver and a passive subwoofer. 1-6 hours play time. It provides greater wireless range 33ft and efficient connection to any bluetooth devices, such as for smart phone, MP3, TV, laptop and all devices with bluetooth. Support TF card (NOT included). Each comes in a box, including the charger. The shell can be laser and silk screen printed logo.