Gembird Warszawa Headset Wired & Wireless Head-band Calls/Music Micro-USB Bluetooth Black

Bluetooth profiles: AVRCP | Recommended usage: Calls/Music | Wireless range: 10 m | Bluetooth: Yes | Detachable cable: Yes | Product type: Headset | Product colour: Black | Rechargeable battery: Yes | 3.5 mm connector: Yes | Connectivity technology: Wired & Wireless | USB connector: Micro-USB | Headphone frequency: 20 - 20000 Hz | Battery operated: Yes | Impedance: 32 Ω | Battery technology: Lithium-Ion (Li-Ion) | Microphone type: Built-in | Bluetooth profiles: A2DP | Battery capacity: 250 mAh | Bluetooth profiles: HFP | Headset type: Binaural | 2.5 mm connector: No | Continuous audio playback time: 6, 500 | USB connectivity: Yes | Bluetooth version: 4.2 | Volume control: Button | Wearing style: Head-band | Bluetooth profiles: HSP | Microphone sensitivity: -42 dB | Warnings: Do not disassemble or modify the product yourself.