Set your collar on fire with the KDM A3-Shine design, which includes an anti-cerumen and anti-blockage speaker net. The IPX5 sweat and water resistance protects your neckband whether you’re working out at the gym or engaging in extreme sports. With a playtime of up to 40 hours, the KDM A3-Shine will keep you tuned in to the pulses of fun, life, and vitality. Discover the thrill in four saturated colors. blue, green, olive green, and black Wireless Version- 5.1 Battery Capacity- 300mAh Transmission Distance- 10m Music Time- Up to 40 Hours Talking Time- Up to 45 Hours Standby Time- Over 1000 Hours Charging Time- 1 Hour Charging Type- Type-C