Vintage Style Portable Stereo Speaker System with 3.5mm AUX Port & Retro Design Knobs for Samsung Galaxy S4 , S4 Active , S3 , S3 Mini , Note 2 , Mega , Stellar / Galaxy Tab 3 / Galaxy Media Player & More Android Smartphones , Tablets , & MP3 Players ** Includes Microfiber Cleaning Cloth & Accessory Bag ** Vintage, classic design features traditional tube amp style power on/off and volume adjustment knobs Eco-friendly construction offers a lightweight, travel ready design that utilizes recycled cardboard for the body 3.5mm audio input jack and included audio cable connect the speaker with virtually any electronic audio or media device Power with four AA batteries for portable audio on the go, or connect to a wall outlet with an AC adapter (not included) Simply plug the speaker cable into the headphone port of your iPhone, iPad, Android phone or tablet, mp3 player, laptop, gaming device, portable dvd player or other device