TWS N9 Bluetooth 5.0 headphones with 350mah charging base White

TWS stereo headphones with Bluetooth 5.0 + EDR connection - TWS: True Wireless Stereo, get a stereo sound without cables, both earphones are separated, with distinction of left and right earphone. - Bluetooth 5.0: ultra low energy connection, improved data transfer and less interference. - Headphone Control: Control pairing functions, skip songs, etc. thanks to its buttons - Light and ergonomic: Ideal for sports, walking, running or doing your favorite activity. The headphones can be used together, enjoying real stereo sound, or individually, especially useful while using the hands-free function. They include a built-in microphone. Includes charging and storage station: you will keep your headphones protected while you are not using them. It has a built-in battery that will allow you to recharge them without the need for cables. Connection of the charging base by Micro Usb; directly to the electrical network or to any USB device that allows it. Headphones: Bluetooth: V5.0 +EDR Bluetooth range (without obstacles): 10-20 meters Battery: 50mAh, rechargeable, lithium-ion. Charging time: 1 hour approx. Usage time: 3-4 hours x 3-4 times Bluetooth modes: A2DP/HFP/AVRCP/HSP Impedance: 32? Sensitive