<p>Hoco Promise Wireless Over-Ear Headphones Blue W25</p> <div class="OverviewTab_highlightsCtr__ELeP2"><span class="OverviewTab_columnTitle__oz0uc">Highlights</span> <ul> <li>Delivers a powerful sound and deep bass to enhance your music experience</li> <li>Wireless design makes it possible to connect with all bluetooth enabled devices without hassle</li> <li>Made with high quality material</li> </ul> </div> <div class="OverviewTab_overviewDescriptionCtr__d5ELj">3. Supporting protocols: A2DP, AVRCP, HSP, HFP 6. Class A polymer battery: 300mAh 7. Size: 180*150*70mm; Weight: 161g. Speaker Size : 40mm; Bluetooth Version : 5.0; Charging Voltage Rating : DC 5V; Charging Time : About 2.5 Hours; Call/Music Time : 12 Hours; Standby Time : 200 Hours</div>