Havit I62 wireless in-ear headphones (black)

Headphone frequency: 20 - 20000 Hz | Continuous audio playback time: 8 h | Charging time: 2.5 h | Connectivity technology: Wireless | Wearing style: Head-band | Microphone included: Yes | Product type: Wireless headphones | Package type: Box | Battery type: Built-in battery | Control unit type: On-ear control unit | Warnings: Do not disassemble or modify the product yourself. | Charging source: USB Type-C | Impedance: 32 Ω | Bluetooth: Yes | Bluetooth version: 5.1 | Battery capacity: 400 mAh | Product colour: Black | Oven control type: Buttons