Immerse yourself in music with the Sony WI-C100 Wireless In-ear Headphones in Black. These headphones deliver uninterrupted listening sessions. Experience enhanced sound quality with DSEE technology, while the IPX4 rating ensures durability against sweat and splashes. Enjoy hands-free calling with clarity, and customize your sound via the Sony | Headphones Connect app. Its ergonomic design and flexible neckband offer a secure and comfortable fit for all-day wear, complemented by convenient button controls for easy operation. Pair effortlessly with Fast Pair and delve into immersive 360 Reality Audio for a truly captivating audio experience. PRODUCT SPECIFICATIONS: Manufacturer: Sony Model: WI-C100/BZ Driver Unit: 0.35 in Splash-proof: IPX4 Battery Life: Up to 25 hours