BDKING Wireless Headphones-Wireless in-Ear Headphones-Running Headphones for Women Men-Sport Earphones-Best Sport Wireless Earbuds-Outdoor Portable Earphones
Product Features: -1.Model: I7s-TWS -2.Bluetooth version: V4.2 -3.Working range: up to 10 meters on open air -4.Frequency: 2.4G -5.Playing time: 2-3 hours -6.Standby time: 60 hours