Specifications:

• Sensitivity: 90±3dBdB
• Music time: about 10 Hrs
• Resistance: 16ΩΩ
• Wireless Type: Bluetooth
• Earcups Type: Sealed
• Headphone Pads Material: Silicone
• Communication: Wireless
• Package List: Replaceable Pads Set
• Frequency Response Range: 20 - 20000Hz
• Impedance Range: up to 32 Ω
• Features: With Microphone
• Charging Method: CABLE
• Bluetooth Version: 4.2
• Package List: Charging Cable
• Package List: User Manual
• Line Length: Nonem
• Number Of Drivers: 1
• With Microphone: Yes
• Waterproof: No
• Volume Control: No
• Vocalism Principle: Dynamic
• Support Memory Card: No
• Support APP: Yes
• Style: In-Ear
• Plug Type: L Bending
• Model Number: J21
• Is wireless: Yes
• Function: Sport
• Function: for Video Game
• Function: For Mobile Phone
• Function: Common Headphone
• Control Button: Yes
• Connectors: USB
• Brand Name: NVAHVA
• Active Noise-Cancellation: No