... sound box amplifier: 1.3.5mm Audio cable 2.USB cable 3.FM radio, earphone function Features:sound box ... to iPad, MP3, MP4, Notebook, CD, DVD, Mobile phone,IPOD,iPhone&iPhone 3G&4 can be charged when playing ... in amp powered by rechargeable batteryIncludes speaker cable with USB plug for charging speakersVacuum bass design for enhanced low ... . sound box amplifier small speaker for bluetooth cell phone