Wireless Bluetooth Neckband design for comfortable all-day wear and hands-free convenience. Up to ~20 hours playback on a single full charge for extended music, calls and entertainment sessions. ASAP™ Charge support — quick charging gives several hours of playback with only a short charge. BEAST™ Mode (Low Latency) reduces audio delay for smoother gaming and video experience. ENx™ Technology enhances call quality by reducing background noise for clearer voice pickup.