Havit E553BT Bluetooth Headphones (Green)

Weight and dimensions Product height: 57.3 mm Product width: 105 mm Product weight: 23.1 g Product length: 140 mm Efficiency Product color Black Green Product type: Headset Application: Music / Calls Headset type: Stereo Control Type: Buttons Wearing style: Headband Volume control: Button Package contents Package Contents: Headphones x 1 Ports and interfaces Bluetooth: Yes Bluetooth version: 5.3 Connection method: Wireless Bluetooth range: 10 m Number of USB Type-C ports: 1 Battery Charging time: 2 hours Battery capacity: 110 mAh Talk time: 9.5 hours Music playback time: 16.5 hours USB charging: Yes Input voltage (headphones): 5 V Microphone Microphone type: Built-in microphone Safety warning Warnings Check the condition of the batteries regularly to prevent leakage. Keep away from children. Do not use near sources of heat or fire. Headphones Headphone Construction: Air Conduction Frequency response: 20 - 20000 Hz Transducer diameter: 15 mm