Brand: Celebrat Model Number: D2 Plug Type: 3.5mm Sensitivity: 92±3dBdB Vocalism Principle: Dynamic Control Button: Yes Volume Control: Yes Max Output: 5mW Driver Diameter: 10mm Number Of Drivers: 2 Impedance: 16Ω±15% Resistance: 16 Ω Frequency Response Range: 20 – 20000Hz Cable Length: 1.2M