AD 1001 Headphones

Ad initiative 1001 headset with rj11 usb provides extra comfort in a professional design metal gooseneck mic boom ultra durable noise canceling microphone provides clear communication the acoustic shock protection circuit passes voices but blocks sudden high volume sound a high quality ear cushion provides extra comfort leather or foam cushion options specification driver unit 2 30mm freq res 20 20khz impedance 150ohm sensitivity 125db max input power 10mw cord length 3 6 m coil cable