... audio plug ,connects to Ipod 1. Mini USB speaker ,Work with all sound source with 3.5 ... interface product like : MP3 ,Computer ,mobile phone ,CD player etc, Protable mini boom speaker- Teeny Tweakers -Tiny ... 0.3% 1W 1KHz3.connects to Ipod,Iphone,Mp3 and most audio devices4.built-in lithium polymer battery ... OEM order is welcome, Pink colour beautiful high quality mini USB speaker in colour box package