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iSound Twist Bluetooth Wireless Mobile Speaker (Rubberized Green)

30 foot transmission range for wireless music streaming
Built-in microphone with advanced noise cancellation for crystal clear speakerphone calls
Rechargeable Lithium-ion battery offers 5 hours of continuous playtime
Features two speakers and one passive radiator subwoofer
Also works with any device that has a 35mm audio plug such as MP3 players iPods iPads iPhones Android Phones Blackberry and Tablets including the Kindle Fire