Wireless headset FreeMotion FreeMotion B520 Bluetooth Bluetooth TM Defender Defender - 1 pc
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| Design: | Invoices |
| Description: | Design: on-ear, device type: wireless headphones, design features: microphone, acoustic design type: closed |
| Sensitivity: | 100 dB |
| Design features: | Microphone |
| Device type: | Wireless headphones |
| Mount type: | Headband |
| Maximum playback frequency: | 20000 Hz |
| Minimum repeatable frequency: | 20 Hz |
| Bluetooth version: | 4.2 |
| Membrane diameter: | 40 mm |
| Type of acoustic design: | Closed |
| Wireless connection type: | Bluetooth |