[Play Daylong]: 8-10 hours of unmatched playing time, powered by a built-in 1000mAh rechargeable lithium-ion battery.[Powerful sound effect]: Experience your music in high definition and surprising fullness thanks to the 6W / dual 3W driver and bass port.[Touch screen]: Touch control function and excellent connection range up to 33 feet. The built-in microphone with a 2-foot jack range allows the speakerphone to act as a hands-free phone.