| Sweat Proof | No |
| Foldable/Collapsible | Yes |
| Flatwire | No |
| Deep Bass | Yes |
| Sweat Proof | No |
| Foldable/Collapsible | Yes |
| Open/Closed Back | Open Back |
| Designed For | Apple iPod Shuffle, Apple iPhone, Android, Audio Player |
| Water Resistant | No |
| Connector Size | 3.5 mm |
| Circumaural/Supraaural | Circumaural |
| Driver Type | Planar |
| Magnet Type | Neodymium |
| Bluetooth | No |
| Connector Size | 3.5 mm |
| Cord Type | 1.5 m |
| Headphone Jack | 3.5 mm |
| Frequency Response | 20 - 35000 Hz |
| Impedance | 35 ohm (Power On) |
| Maximum Power Input | 6000 mW |
| Driver Type | Planar |
| Deep Bass | Yes |
| Sensitivity | 93 dBmW (Power On) |
| Noise Cancellation | No |
| Cord Length | 1.5 m |
| Weight | 370 g |
| Brand | HIFIMAN |
| Model Name | HE400i |
| Sales Package | HE400i, 1.5m Headphone Cable, 6.35mm Headphone Adapter |
| Color | Black |
| Inline Remote | No |
| Headphone Type | Over the Ear |
| Headset Design | Over the Head |
| Model ID | HE400i |
| Wired/Wireless | Wired |
| Magnet Type | Neodymium |
| In Sales Package | HE400i, 1.5m Headphone Cable, 6.35mm Headphone Adapter |
| Compatible Devices | Audio Player, Computer, Mobile, Tablet, Television |
| Designed For | Apple iPod Shuffle, Apple iPhone, Android, Audio Player |
| Minimum Frequency Response | 20 Hz |
| Maximum Frequency Response | 35000 Hz |
| Impedance | 35 ohm |
| Sensitivity | 93 dBmW |
| Maximum Power Input | 6000 mW |