The ZEALOT S21 is a portable Bluetooth speaker designed for music lovers and those who enjoy outdoor activities. This cylindrical device delivers 10W of output power and utilizes Bluetooth V4.2+EDR for stable wireless audio streaming, while an AUX input provides additional connectivity options. Equipped with a 4000mAh battery, the speaker offers about 10 hours of music playback and can also function as a power bank to charge your mobile devices. The top panel features intuitive buttons for volume adjustment, mode switching, and playback control, making it easy to manage your audio on the go. Its practical design includes a leather-like carrying strap for effortless transport. This white model is a convenient companion for anyone needing a reliable, portable sound system that balances functionality with a compact form factor.