eComfortable, versatile and practical, the WI-C200 wireless in-ear headphones will fit seamlessly and stylishly into your life. With a 15-hour battery life for longer listening, 0.35" driver units for clear sound and lightweight design for maximum comfort, these are the perfect pair of wireless headphones.Wireless audio with BLUETOOTH technologyUp to 15 hours of battery life0.35" driver units for crisp, clear soundFlexible and lightweight cablesHands-free calling and voice assistant compatible