- Ultra-portable design: HM-11 Little Bluetooth Speaker is compact (about 4.3 x 2.8 inches) and lightweight, easy to move from a party to a park, from your backyard to the mountains. Its small size fits in a bag or pocket so you can enjoy music anywhere. - Flexible playback options: Retro Bluetooth also supports TF card and USB drive. A digital signal processor with dynamic range control ensures high-volume playback remains clean and delivers rich bass at low levels. - On-the-go power: When you’re near a power outlet you can recharge, and if not, you can charge from a portable battery to keep listening longer. - Use scenarios: Take it on a long bike journey or outdoor outing; watch TV shows and movies for hours; listen to an audiobook while doing chores around the home. - Reliable, purpose-built design: The HM-11 Little Bluetooth Speaker combines compact size, versatile input options, and steady performance for everyday listening without interruption.