Wireless stereo headset Defender FreeMotion B525 blue+white, Bluetooth
Wireless Bluetooth headset
Compact foldable construction allows taking the headset with you easily.
Built-in microphone
Defender FreeMotion B525 has a Built-in microphone that ensures high sound clarity.
MicroSD card slot
Micro-SD card slot allows to convert the headphones into an MP3 player and listen to music without connection to smartphone or laptop.
Built-in FM-receiver
Controls on earcups
Allow to answer the phone call or to switch tracks without taking the phone out of your pocket.
10 m operation range
The headset allows to speak on phone or listen to the internet radio from your laptop while moving around the room freely.
Audio cable included
When the headset battery is discharged you can connect it via the cable and continue listening to music.
Works up to 8 hours on one charge
When the headset battery is discharged connect it to the USB port of the PC.
Adjustable headband
You can adjust the headband to the most convenient length.
Compact foldable construction
Technical specifications
| Connection type | Wireless Bluetooth |
| Type of headphones | Full-size on-ear |
| Type of earcups | Closed |
| Type of mounting | Headband |
| Bluetooth specification | V5.0 + EDR, A2DP, AVRCP, HFP, HSP |
| Operating tempreature range | -20–60 ° |
| Operating frequency | 2.402–2.480 GHz |
| Membrane diameter | 40 mm |
| Sensitivity (headphones) | 94 dB |
| Sensitivity (microphone) | 32 dB |
| Frequency response (headphones) | 20–20000 Hz |
| Frequency response (microphone) | 20–16000 Hz |
| Operation range | 10–15 m |
| Continuous talk / listening period | 8 hrs |
| Connectors | 3.5 mm jack, Micro-USB for charging |
| Material of headphones | Plastic |
| Color | Grey + white |
| ROHS / CE | Yes |
| Power supply | Li-Ion battery |
| Warranty period | 6 months |
Logistics details
| Individual package size | 7.5 x 23.5 x 17.5 cm |
| Individual package weight | 0.33 kg |
| Product size (without package) | 6.5 x 17.5 x 16.5 cm |
| Net weight | 0.19 kg |
| Box weight | 13.5 kg |
| Box size | 36.0 x 42.0 x 78.0 cm |
| Box volume | 0.1198 |
| Quantity in box | 40 |
| ITF-14 | 14714033635278 |
| EAN | 4714033635271 |
| Box individual volume | 0.0031 |
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