MZ S4 Portable Bluetooth Speaker

Design: It features a vintage/retro aesthetic with a compact and portable design, often incorporating a handle for easy carrying and a combination of materials like durable ABS plastic and a metal mesh grille. 

Sound Quality: Equipped with dynamic metal sound technology, it offers impressive and powerful audio with a focus on high bass performance, despite its small size. 

Connectivity: It supports wireless Bluetooth streaming for connecting with smartphones, tablets, and other Bluetooth-enabled devices within a range of about 10 meters. Some models may also include USB and AUX inputs for versatile connectivity. 

Battery Life: It typically includes a built-in rechargeable battery, such as a 1200mAh LITHIUM battery, providing several hours of continuous playtime (e.g., up to 4-6 hours). 

Controls: It features user-friendly controls for power, volume adjustment, and track navigation. 

Additional Features: Some variations may offer features like Micro SD card support (up to 128Gb), hands-free calling, and FM radio.