Marshall Major IV BT - BT headphones

Microphone type: Boom/Built-in microphone | Driver type: Dynamic | Continuous audio playback time: 80 h | Recommended usage: Calls & Music | Driver unit: 4 cm | Bluetooth: Yes | Bluetooth range: 10 m | Product colour: Black | Charging time: 180 min | Weight: 165 g | Connectivity technology: Wired & Wireless | USB connectivity: Yes | Headphone frequency: 20 - 20000 Hz | 3.5 mm (1/8-inch) in: Yes | Control type: Buttons | Battery operated: Yes | Headset type: Binaural | Impedance: 32 Ω | Wearing style: Head-band | Headphone sensitivity: 99 dB | Ear coupling: Circumaural | Product type: Headphones | Bluetooth version: 5.0 | Battery type: Built-in battery | USB connector: USB Type-C