HIFIMAN HE400se Planar Magnetic Headphones Headphones Wired Silver Black Warranty / Open-back / / & One-Year []

We offer a wide variety of products, and the following precautions apply to some of them. Please note that they are listed for all products. 【Voltage Compatibility】Designed for Japanese voltage (90-110V). Using with a different voltage may cause malfunction. 【Plug Type】Japanese plugs (A or B type). Use a conversion adapter if needed. 【Transformers & Adapters】Transformers adjust voltage; adapters only change plug shape. Using an adapter without a transformer may damage the product. 【Liability】We are not responsible for damages caused by improper use, such as using the product without a transformer. Frequency response: 20Hz-20kHz Impedance: 32Ω Sensitivity: 91dB Weight: 385g The HE400se employs dual-drive drivers to reproduce a realistic sound field and three-dimensionality. With a high efficiency of 91dB, it can be driven by a standard headphone amplifier and used with portable audio players and smartphones. "The HE400se is 30% lighter than similar planar magnetic headphones, allowing listeners to comfortably enjoy music for hours. Furthermore, the newly designed headband and hybrid ear pads enhance comfort and improve sound quality."