<div class="detailmodule_dynamic"><kse:widget data-widget-type="customText" id="1005000023511609" title="" type="custom"></kse:widget></div> <div class="detailmodule_html"><div class="detail-desc-decorate-richtext"><p><span style="font-size:18px">ACEFAST H4 Original ANC Active Noise Canceling Wireless HiFi Headphone</span></p> <p><span style="font-size:18px">Prodution information:</span></p> <p><span style="font-size:18px">1. Bluetooth: 5.3</span></p> <p><span style="font-size:18px">2. Battery capacity: 500mAh; charging time: 2.5 hours</span></p> <p><span style="font-size:18px">3. Usage time: 55 hours of music, 45 hours of music (ANC)</span></p> <p><span style="font-size:18px">4. Noise reduction depth: -30dB</span></p> <p><span style="font-size:18px">5. Size: 176*80*196mm; weight: 225g</span></p> <p><span style="font-size:18px">6. Waterproof rating: IPX4</span></p> <p><span style="font-size:18px">7. It can be used for 2 hours after charging for 10 minutes (70% volume)</span></p> <p><br /></p> <p><span style="font-size:18px">Feature:</span></p> <p><span style="font-size:18px">1. 30dB ANC active noise reduction technology, arbitrary switching of noise reduction/music mode</span></p> <p><span style="font-size:18px">2. Protein skin + zero pressure-sensitive memory foam, skin-friendly, soft, light and breathable</span></p> <p><span style="font-size:18px">3. 40mm professional HiFi-level dynamic speaker, accurately presenting the details of high-resolution music</span></p> <p><span style="font-size:18px">4. With retractable headband, ear caps can be folded</span></p> <p><br /></p> <p></p></div></div>