Model:X3 Pro; Connection:Bluetooth 5.2; Activity:Trekking,Jogging,Fitness,Running,Outdoor,Everyday Use; Charging Port:Micro USB; Capacity:135; Type:Ear Hook; Wireless/Bluetooth Range:10; General Use:Travel Entertainment; Communication:Wireless; Item Type:Bone Conduction Headphone; Brand:Lenovo; Features:Deep Bass,Auto Pairing,Stereo,Ergonomic Design; Listing Date:03/17/2022; Music Time:7; Charging Box Capacity: ; Headphone Noise Control:ENC Environment Noise-Cancelling