Indulge in impeccable audio using the Monster Persona ANC headphones. Equipped with active noise cancellation technology and high-performance dual-noise sensor microphones, this headphone effectively detects and eliminates a wide range of low and mid-frequency noises for stunning clarity. It fully charges in one hour and provides an impressive playback time of up to 30 hours on a single charge. | Monster Persona ANC Over-Ear Noise Cancelling Bluetooth Headphones - Black/Gold