Sony WI-C100 Wireless Headphones with Customizable Equalizer for Deep Bass & 25 Hrs Battery, DSEE-Upscale, Splash Proof, 360RA, Fast Pair, in-Ear Bluetooth Headset with mic for Phone Calls REFURBISHED Supports over 100 workout modes

Supports over 100 workout modes

long layovers and lingering conference calls with earbuds so snug you’ll forget you’re wearing them

you can use one bud while charging the other

it's small enough to place almost anywhere to begin streaming music with full

Sony WI-C100 Wireless Headphones with Customizable Equalizer for Deep Bass & 25 Hrs Battery, DSEE-Upscale, Splash Proof, 360RA, Fast Pair, in-Ear Bluetooth Headset with mic for Phone Calls REFURBISHED Supports over 100 workout modesFeatures Equalizer Support : Your sound, just how you like it, Customizable Equalizer for Deep Bass Application Support : Headphones Connect app for Android & iOS, Frequency Response 2020,000Hz Battery Life : Long battery life of up to 25 hours, 10 minute quick charge will give you up to 60 minutes of playback Sound Quality : DSEE restores high frequency sounds lost in compression IP Ratings : Splash proof and sweat proof with an IPX4 rating Built In