<ul><li>Bluetooth Connectivity: Easily connect your smartphone, tablet, or other Bluetooth-enabled device for wireless music streaming.</li><li>Long Battery Life: Enjoy up to 20 hours of continuous playback on a single charge, perfect for long listening sessions.</li><li>Built-in Microphone: Take hands-free calls with the integrated microphone, making it convenient for both music and phone calls.</li><li>AUX Input: Connect non-Bluetooth devices like MP3 players or laptops using the 3.5mm AUX input.</li><li>Compact and Portable: The lightweight and compact design makes it easy to take your music with you wherever you go.</li><li>Clear Sound: Experience rich and clear audio with the speaker's 40mm drivers and 20Hz-20kHz frequency response.</li><li>Volume control buttons</li><li>Play/pause/answer/hang up button</li><li>Previous/next song buttons</li><li>LED indicator for Bluetooth pairing and battery status</li><li>Model: Y-680</li><li>Bluetooth Version: 5.3</li><li>Standby Time: Up to 200 hours</li><li>Talk Time: About 20-24 hours</li><li>Power Input: DC5V/400mA</li><li>Charging Time: About 2 hours</li><li>Noise Reduction: CVC6.0</li><li>Protocol: A2DP, AVRCP, HSP, HFP</li><li>Speaker Size: 40mm</li><li>Impedance: 32Ω</li><li>Sensitivity: 118 dB +/-3dB</li><li>Frequency Response: 20Hz-20kHz</li><li>Rated Power: 150mW</li><li>Support: AUX input</li><li>Use Distance: Up to 10m</li><li>Battery Capacity: 400mAh</li></ul>