The Bitty Boomers Nightmare Before Christmas SALLY Bluetooth Speaker & Selfie Taker is a portable speaker system shaped like a sphere, featuring a multicolor design. It is compatible with various brands and models, including Apple, Android, and universal devices. This 2021 model comes with a subwoofer for enhanced sound quality and offers features such as Bluetooth connectivity, carrying strap, and touch control. With smart home compatibility with Alexa, Google Assistant, and Siri, this speaker is a fun and functional addition to any space.