Crystal-Clear Stereo Sound: Dual high-performance drivers and a unique spiral bass port deliver room-filling stereo sound with enhanced bass. Loud enough to fill any room, providing enjoyable background music for work, study, cleaning, or conference calls. Portable & Pocket-Sized: This compact Bluetooth speaker is easily moved around the home or taken on the go. Conveniently fits in a pocket or backpack for travel and outdoor activities. Multiple Playback Options: Supports Bluetooth and AUX cable (included). Upgraded Bluetooth 5.0 easily pairs with phones, iPads, Macs, tablets, laptops, and other iOS and Android devices. Built-in microphone for hands-free calling. Stylish Design: Crafted with aluminum alloy for a premium feel, and a PVC base mat prevents slippage. (Remember to remove the protective silicone film from the bottom.) TWS for Surround Sound: Enjoy ultimate clear surround sound at home with the upgraded TWS function; easily pair two speakers for enhanced audio.