Rand McNally ClearDryve 220 Premium Noise Cancelling 2-1 Headphones Woodlands Included:ClearDryve 220 HeadsetAudio cableCharging cableHard-sided carrying caseDetachable ear cup (comes pre-assembled)Detachable side padMulti-functionalClearDryve 220 functions as a Bluetooth® headset or can easily transform into a pair of wireless headphones. Swap the head pad with the second ear cup and flip the 180-degree boom mic up out of the way.Healthier listeningEngineered to generate high-quality sound, ClearDryve 220 provides a better listening experience for both you and your callers. Using advanced audio technology, ClearDryve 220 emits crisp, clear, and natural sound.Driver-friendly featuresPair ClearDryve 220 with your iOS or Android voice assistant for hands-free communication on the road. Built for the long haul, ClearDryve 220 lets drivers experience high-quality calls for longer with 20 hours of talk time and 200 hours of standby time. Quickly access audio controls to adjust the volume, change songs, and more ? all from the ear cup. Tech SpecsClearDryve 220Dimensions with boom mic extended7.5" x 7" x 3.3"Weight10.4 ozAudio input3.5 mmFrequency range (speaker)20Hz - 20KHzSensitivity (speaker)103±2dBImpedenceMic: 2.2 K?Speaker: 32?ANC frequency range (mic)50Hz - 10KHzTalk/listening time20 hoursStandby time (powered on and connected with Bluetooth®, but no music playback)200 hoursCharging time2 - 2.5 hoursBluetooth® version5.0MicrophoneDualDriver diameter40 mmActive Noise Cancellation performance20±2dBQualcomm® aptX?Supported