Esperanza EH186K headphones/headset Wireless In-ear Sports Bluetooth Black, Red

Product colour: Black | USB connectivity: Yes | Volume control: Buttons | Wearing style: In-ear | Bluetooth version: 4.2 | Connectivity technology: Wireless | Battery type: Built-in battery | Bluetooth profiles: HFP | Bluetooth profiles: AVRCP | Buttons quantity: 3 | Cable length: 60 m | Weight: 20 g | Headset type: Binaural | Product colour: Red | Battery technology: Lithium-Ion (Li-Ion) | Bluetooth profiles: A2DP | Bluetooth: Yes | Battery capacity: 60 mAh | Product type: Headset | Standby time: 4.5 h | Bluetooth profiles: HSP | Ear coupling: Circumaural | AC adapter included: Yes | User guide: Yes | Rechargeable battery: Yes | Battery voltage: 5 V | Recommended usage: Sports | Control unit type: In-line control unit | Number of batteries supported: 1 | Headphone frequency: 280 - 16000 Hz | Battery operated: Yes | Continuous audio playback time: 3.5 h | USB charger included: Yes | Frame material: Metal | Microphone noise-canceling: Yes | Extension cable length: 15 m | USB cable length: 1 m