Brand Name: NoEnName_Null Style: Ows ear clip headphones Vocalism Principle: Dynamic Origin: Mainland China Material: Metal Material: ABS Material: PVC Communication: Wireless Volume Control: No Category: Earphones & Headphones Active Noise-Cancellation: Yes Wireless Type: Bluetooth Connectors: Type c Range: 10 meters function: Ultra long battery life function: Call function function: Support music bluetooth: five point four usage: Ear clip type endurance: 4-8 hours style: Simple style Waterproof performance: IPX4 material: ABS Choice: yes