Sanag A5S Pro Open Ear Wireless Bluetooth Sports Air Conduction Headphones

Features: Bluetooth 5.0 IP67 Waterproof Hi-Fi Sound Quality Eight hours of battery life Air conduction headphone technology Outdoor sports&Workout&Commuting Lightweight:18g only, comfortable wear Specs: Bluetooth solution: BK3266 or JL AC6956F/AC7006F Version: 5.0 Bluetooth distance: 10m Headphones battery capacity: 120mAh Speaker specification: 32Ω Frequency response: 20Hz-20KHz Charging voltage: 5v-150mA Music playback time: about 12 h Talk time: about 10 h Headphone charging time: about 1-2 hours Headphones size: 135 * 105 * 45mm