Sony WFC500 True Wireless Earphones Introducing the Sony WF-C500 Truly Wireless Headphones, now smaller than ever for a more comfortable, secure fit! DSEE technology provides the high quality sound experience, and your sound is customisable via the Equalizer in the Sony | Headphones Connect app. The Bluetooth connection is reliable and stable, and low audio latency makes for pleasurable viewing. Both Fast Pair for Android and Swift Pair for Windows 10 are included. The WF-CF500 provide up to 20 hours of battery power, as well as a quick 10-minute charging feature that will deliver up to 60 minutes of playback when you are in a hurry. These wireless headphones with microphone are IPX4-rated water resistant too! Accessory List: Charging Case, USB Cable Depth: 30.9 MM Height: 80 MM Width: 34.9 MM Battery Life (in hrs): 10 Bluetooth: Y Dongle Required: N MP3 Accessories Type: Cases Noise Cancellation: N Power Output: Up to 20W Wifi Enabled: N