The LG NP8350B H4 portable speaker is a great addition to the Music Flow family of products. With 20W and Built-in Wi-Fi, this lightweight speaker with a built-in battery makes it easy to take your audio from your home network with you in the house or in your backyard. Built-in Google Cast lets you can cast your favorite apps like Pandora, GooglePlay Music and TuneIn from your mobile device to your speakers. Versatile Google Cast is compatible with your Android phone or tablet, iPhone, iPad, Mac, Windows laptop or Chromebook. Listening to your favorite morning TV show while you get ready? Now you can bring it with you, so you don't miss a thing. And, because the H4 is compatible with Bluetooth when you are outside of your network you can still stream music from your compatible mobile device, making it easy to enjoy good quality sound.