Edifier STAX Spirit S3 Wireless Over-Ear Headphones with Mic for Audiophiles, Home, Studio - Black (Refurbished)

"HI-RES Hi-Res certified audio with cleaner sound, greater resolution, and better imaging, as same as true professional recording powered by a proprietary audio system. An ultra-wide range of frequency response (extending from 10Hz to 40kHz). If your mobile device supports Snapdragon Sound, just need a Bluetooth connection to enjoy premium-quality music. If your device doesn't support it, don't worry, the headphones could be connected through a Aux-in cable and get the same music as well.
PLANAR MAGNETIC HEADPHONESPlanar magnetic drivers for audiophile-grade cinematic sound. Planar Driver headphones are a combo of both Dynamic Driver and Balanced Armature Drivers benefit; better low frequency than Electrostatic (almost like the dynamic driver) and strong high-frequency performance as Balanced Armature drivers. They boast better performance at a low frequency than electrostatic headphones and have a higher frequency than dynamic earbuds.
CLEAR CALLMost advanced Micro processing system powered by Qualcomm QCC5141 solution with newest Snapdragon Sound features in ultra-low latency and ultra-clear voice quality, making telephone communication like face-to-face communication.
APPGet access to the classic STAX sound effect and low-latency game modes through Edifier Connect App. More EQ options, modes, and extensive functions are available via the App. Immerse yourself in the music as if live!
ALL-DAY COMFORTThe light weighted over-ear planer magnetic headphones are comprised of ultra-light and durable carbon-fiber materials, a FULL foldable hinges system, hand-crafted earpads, and a headband with genuine lamb leather for long-lasting comfort and all-day use, and provide up to 80 hours of playtime. Besides, an additional set cooling-mesh earpad is available for on-the-go or traveling use. "