The Mirror Speakers can be connected to any gadget with via 3.5mm audio jack and the speaker is capable of pumping out a massive 2 watts. Fully compatible with any MP3 player or phone with a 3.5mm jack socket (that’s a normal headphone socket- so that means virtually all MP3 players and most phones) this mini-speaker is small enough to carry around with you in your pocket or bag. Once charge on the built in battery will give you up to 4 hours of music playback.****Features:*** Mini Rechargable Mirror Speaker*** Connects To Devices With It*s Conneted 3.5mm Audio Jack*** Keychain Attached For Easy Transportation*** Great For Phones- MP3 Devices- Gaming Devices*** MP3 Player Not Included**