Sony WI-C310 Wireless Headphones with 15 Hrs Battery Life, Quick Charge, Magnetic Earbuds for Tangle Free Carrying, BT ver 5.0,Work from home, In-Ear Bluetooth Headset with mic for phone calls (Black)

Usage: Wireless Headphones for casual and daily usage. NFC : No Battery Life : Up to 15 Hours of battery life. Quick Charge : Quick charge in 10mins for 60mins playback. Frequency Response : 20 Hz–20,000 Hz (44.1 kHz Sampling) Charging Time : 3 Hours