Brand Name: FiiO Vocalism Principle: Balanced Armature Control Button: No Active Noise-Cancellation: No Communication: Wired Volume Control: No Style: In-Ear Plug Type: L Bending Impedance Range: up to 32 Ω Connectors: 3.5mm Model Number: FA9 Earcups Type: Sealed Headphone Pads Material: SILICONE Codecs: NONE Support Memory Card: No Waterproof: No Frequency Response Range: 15 - 40000Hz With Microphone: No Features: Detachable Cable Magnet Type: other