The Hoco HA4 Mini Surge is a portable outdoor wireless speaker designed for durability and high-quality sound. It features Bluetooth 5.3 connectivity with a range of up to 10 meters, ensuring seamless pairing with your devices. The speaker boasts a 4500mAh battery, providing approximately 4 hours of playback at 80% volume, and supports various playback modes including Bluetooth, TF card, USB, AUX, TWS, and FM radio. Its 30W output delivers robust audio performance, while the RGB lighting adds a dynamic visual element. With its compact design and versatile features, the Hoco HA4 Mini Surge is an excellent choice for outdoor audio enjoyment.