The MZ S678 Portable Bluetooth Speaker is a compact yet versatile audio device designed for portability and high-quality sound. Here's a detailed description of its key features:

5W Power Output: Delivers clear and balanced sound, suitable for personal use and small gatherings with crisp highs and mid-range clarity.
500mAh Battery: Equipped with a 500mAh battery, providing enough power for extended playtime, though it is designed for shorter listening sessions compared to higher-capacity speakers.
FM Radio: Includes a built-in FM radio, allowing you to enjoy your favorite radio stations without needing a smartphone or additional device.
TWS (True Wireless Stereo): The TWS feature allows you to pair two MZ S678 speakers together to create a stereo sound experience, enhancing the overall audio output.
USB & TF Card Support: Play music directly from USB drives or TF cards, providing more flexibility in how you access and enjoy your music without needing to rely solely on Bluetooth.
AUX Input: Includes an AUX input port, allowing you to connect the speaker to non-Bluetooth devices via a 3.5mm cable for wired audio playback.
10m Bluetooth Working Range: Offers a 10-meter Bluetooth range, providing wireless connectivity for a reasonable distance to stream music from your devices.
Type-C Charging: Features a Type-C charging port for faster and more efficient charging, ensuring you spend less time waiting for your speaker to recharge.
Overall, the MZ S678 Portable Bluetooth Speaker offers essential audio features in a compact design, making it a great option for those looking for portability, flexibility in music sources, and a quality audio experience on the go.