Wireless Bluetooth Portable Speaker (Black) - Bloobury The perfect compact Bluetooth speaker for iPhone, iPad, iPod, MacBook, Samsung Galaxy s4 and s3, Galaxy Note, Amazon Kindle Fire HD, HTC Droid and One S, Nexus 7, Nexus 4, and all tablets, Smart Phones and PCs Battery life: 8-9 hours on moderate volume level Next or Previous song buttons for Pandora and Spotify