Maxell Dynamic+ wireless headphones with charging case Bluetooth black

Impedance: 32 Ω | USB charging: Yes | Product colour: Black | Headphone sensitivity: 94 dB +/- 3 dB | Wireless audio playback time: 4 h | Recommended usage: Calls & Music | Product type: Headphones | Wearing style: In-ear | Bluetooth: Yes | Operating keys: Play/Pause, Skip down, Skip up, Stop | Connectivity technology: Wireless | USB port: Yes | Ear tips: 3 pairs | Charging case: Yes | Operating keys: Answer/end call | Headphones: Y | Bluetooth range: 10 m | Operating keys: Mute | Headphone frequency: 20 - 20000 Hz | Battery recharge time: 2 h | USB port type: USB Type-C | Oven control type: Touch | USB cable: Yes | Microphone type: Built-in | Charging case: Yes | Power source type: Battery | Control type: Wireless