The product's shade and actual color may differ from what is shown in the picture, as the images are for illustrative purposes. The product description is general and may not include all the product's features.
Defender FreeMotion B552 Headphones Wired & Wireless Head-band Calls/Music/Sport/Everyday USB Type-C Bluetooth Black
25,02 €
1115746 63552
4714033635523
Shipping 5-6 b.d.
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MicroSD card slot
Micro-SD card slot allows to convert the headphones into MP3 player and listen to music without connection to smartphone or laptop
Adjustable headband
You can adjust the headband to the most convenient length
Built-in equalizer with 6 modes
6 equalizer modes (normal, pop, rock, jazz, country, heavy bass)
Audio cable included
When the headset battery is discharged you can connect it via the cable and continue listening to music
Controls on earcups
Allow to answer the phone call or to switch tracks without taking the phone out of your pocket
Up to 25 hours of battery operation time
The operating time of the device may vary depending on the listening mode, volume level and environmental conditions
Performance | |
| Product colour | Black |
| Volume control | Button |
| Headset type | Binaural |
| Wearing style | Head-band |
| Foldable | Yes |
| Compatible memory cards | MicroSD (TransFlash) |
| Control unit type | On-ear control unit |
| Control type | Buttons |
| Recommended usage | Calls/Music/Sport/Everyday |
| Product type | Kõrvaklapid |
| Detachable cable | Yes |
| On/off switch | Yes |
| Operating keys | Multi-key |
| Music playback | Yes |
| Adjustable headband | Yes |
| Housing material | Plastic |
Ports & interfaces | |
| Frequency band | 2.402 - 2.48 GHz |
| Bluetooth profiles | A2DP, AVRCP, HFP, HSP |
| Bluetooth version | 5.3 |
| Wireless range | 10 m |
| Connectivity technology | Wired & Wireless |
| 3.5 mm connector | Yes |
| USB connectivity | Yes |
| USB connector | USB Type-C |
| Bluetooth | Yes |
Headphones | |
| Headphone sensitivity | 115 dB |
| Headphone frequency | 20 - 20000 Hz |
| Ear coupling | Supraaural |
| Acoustic system | Closed |
| Noise canceling type | Passive |
| Diaphragm diameter | 4 cm |
Microphone | |
| Microphone frequency | 20 - 16000 Hz |
| Microphone sensitivity | -42 dB |
| Microphone type | Built-in |
Battery | |
| Continuous audio playback time | 25 h |
| Talk time | 25 h |
| Battery capacity | 200 mAh |
| Battery type | Built-in battery |
| Charging source | USB |
| Battery operated | Yes |
Weight & dimensions | |
| Weight | 200 g |
| Depth | 78 mm |
| Height | 170 mm |
| Width | 180 mm |
Packaging content | |
| Cables included | Audio (3.5mm) |
Packaging data | |
| Package weight | 300 g |
| Package depth | 89 mm |
| Package height | 154 mm |
| Package type | Hanging box |
| Package width | 170 mm |
Logistics data | |
| Master (outer) case width | 360 mm |
| Master (outer) case length | 325 mm |
| Master (outer) case height | 550 mm |
| Master (outer) case gross weight | 8.3 kg |
| Products per master (outer) case | 24 pc(s) |
| Master (outer) case volume | 0.0643 cm³ |
| Shipping (inner) case volume | 0.0023 cm³ |
Other features | |
| Equalizer | Yes |
| Equalizer modes | Music |
Operational conditions | |
| Operating temperature (T-T) | -20 - 60 °C |
Technical details | |
| Pallet ITF-14 (EU) | 14714033635520 |
Certificates | |
| Compliance certificates | CE, RoHS |
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