Dell WL7022 black
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| Brand: | DELL |
| Product color: | Black |
| Description: | Connection type: wireless, headphone type: on-ear, connector: USB |
| Connection type: | Wireless |
| Battery life: | 15 h |
| Connector: | USB |
| Charging time: | 2.5 h |
| Mount type: | Headband |
| Microphone type: | Dynamic |
| Microphone mount: | Mobile |
| Headphone type: | Invoices |
| Data link: | Bluetooth |
| Wireless headset range: | 30 m |
| Microphone directivity: | Non-directional |
| Type of acoustic design: | Semi-open |