CONCEPTRONIC HEADSET POLONA BLUETOOTH 5.3 & JACK 3.5" INCLUI BT Noise cancelling microphone delivers clear, high-fidelity sound during hands-free voice callsAll-day battery life: 40 hours talk time or 44 hours music playbackBluetooth 5.3 wireless connectivityBluetooth profile: A2DP AVRCP HFP HSP270-degree rotatable microphone with mute buttonDual-device connection for using two Bluetooth devices simultaneouslyMemory foam ear pads and adjustable headband3.5mm audio inputThe enclosed USB audio adapter offers automatic pairing and connecting
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