Esperanza Libero EH163K Headset Wireless Head-band Music Mini-USB Bluetooth Black

Charging source: USB | Continuous audio playback time: 4 h | Microphone type: Not available | Ear coupling: Circumaural | Bluetooth profiles: A2DP | Weight: 168 g | Headphone frequency: 20 - 20000 Hz | Wireless range: 10 m | Recommended usage: Music | Bluetooth profiles: HSP | Bluetooth: Yes | Depth: 80 mm | Wearing style: Head-band | Charging voltage: 5 V | Driver unit: 4 cm | Talk time: 10 h | Bluetooth profiles: HFP | Product colour: Black | Connectivity technology: Wireless | Rechargeable battery: Yes | Bluetooth version: 3.0+HS | On/off switch: Yes | USB connector: Mini-USB | Battery operated: Yes | USB connectivity: Yes | Bluetooth profiles: AVRCP | Width: 180 mm | Foldable: Yes | Battery capacity: 300 mAh | 2.5 mm connector: No | Battery technology: Lithium Polymer (LiPo) | Headset type: Binaural | 3.5 mm connector: No | Height: 140 mm | Operating keys: Multi-key | Impedance: 32 Ω | Audio output channels: 2.0 channels | Product type: Headset