Wireless Superlux HDB-581
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| Design: | Invoices |
| Description: | Design: on-ear, device type: wireless headphones, design features: microphone, neodymium magnets, type of acoustic design: closed, operating time: 23 h, supported codecs: AAC, aptX |
| Additional Information: | Case included: yes |
| Working hours: | 23 h |
| Impedance: | 70 ohm |
| Sensitivity: | 102 dB |
| Design features: | Microphone, neodymium magnets |
| Charging time: | 35 h |
| Device type: | Wireless headphones |
| Mount type: | Headband |
| Maximum playback frequency: | 20000 Hz |
| Minimum repeatable frequency: | 20 Hz |
| Technology: | Dynamic |
| Bluetooth version: | 4.0 |
| Membrane diameter: | 39 mm |
| Type of acoustic design: | Closed |
| Supported codecs: | AAC, aptX |
| Wireless connection type: | Bluetooth |