Anker Soundcore Life 2 Neo Wireless Headphones, Over Ear Wireless Bluetooth Headphone (Renewed) 100% More Bass -The oversized 40mm titanium-coated drivers work with our exclusive BassUp technology, a real-time Bass enhancement algorithm. This combination doubles the bass output. Hi-Res Audio - Life 2 Neo delivers sound up to 40 kHz for a rich listening experience. 3X Longer-Lasting -Life 2 Neo offer 60-hour playtime thanks to a low-energy consumption Bluetooth chipset with Anker's world-renowned power management technology. Listen for 2 hours a day for an entire month 5-Min Charge = 5-Hour Play -Never worry about low battery, even when you're in a rush. Charge via the high-speed USB-C charging port for convenience and expanded compatibility.