• Item Type: Headphones & Earphones
• Material: Plastic, Silicone
• Bluetooth Version: V 4.0
• Impedance: 32 Ω
• Microphone: Yes
• Waterproof: No
• Active Noise-Cancellation: Yes
• Frequency Response Range: 20-20000 Hz
• Battery Capacity: 300 mAh
• Charging Time: 2 h
• Action Time: 4-5 h
• Transmission Range: 10 m