Portable and compact design The lightweight and compact design provides easy portability, making it perfect for outdoor activities, travel or home use. High-quality sound with 45mm large-sized unit The 45mm large-sized speaker unit delivers powerful sound and deep bass that guarantees an immersive music experience. TWS connection for stereo sound Supports connecting two devices, so you can pair two speakers for real stereo surround sound Stable BT 5.3 connection Bluetooth 5.3 technology ensures a stable and fast connection, guaranteeing smooth music playback with minimal delay. Long battery life and multiple playback modes The built-in 1200mAh battery provides up to 3.5 hours of playback at maximum volume, and supports multiple playback modes, including TF card, USB flash drive and Bluetooth, for versatile music listening.