iLuv SmashBox (iSP110) Portable Amplified Stereo Speaker Case Ideal for GALAXY S5, S4, S3 and iPhone 5/5s, 4/4s Powerful built-in speakers allow you to hear your music with depth and clarity. Full, rich, high-quality sound Operates with two AA batteries (not included) Compatible with any audio device with a 3.5mm jack Sturdy and convenient, zippered protection. Hanging clip for belt loop or backpack