The Sennheiser EZX 80 Bluetooth&reg; headset enables you to talk for hours. It features an astonishing 10 hours of talk time and 10 days of stand-by time, as well as the ability to play podcasts, music and audio books wirelessly from your device. <p><b>General Information</b></p> <ul> <li>Manufacturer: Sennheiser Electronic Corporation</li> <li>Manufacturer Part Number: 504539</li> <li>Brand Name: Sennheiser</li> <li>Product Model: EZX 80</li> <li>Product Name: EZX 80 Earset</li> <li>Product Type: Earset</li> </ul> <p></p> <p><b>Technical Information</b></p> <ul> <li>Connectivity Technology: Wireless</li> <li>Wireless Technology: Bluetooth</li> <li>Wireless Operating Distance: 32.8 ft</li> <li>Sound Mode: Mono</li> <li>Minimum Frequency Response: 300 Hz</li> <li>Maximum Frequency Response: 3.40 kHz</li> <li>Features: <ul> <li>Audio Streaming</li> <li>Voice Prompt</li> <li>USB Charging</li> </ul></li> </ul> <p></p> <p><b>Earpiece</b></p> <ul> <li>Earpiece Design: Over-the-ear</li> <li>Earpiece Type: Monaural</li> </ul> <p></p> <p><b>Physical Characteristics</b></p> <ul> <li>Form Factor: Outer-ear</li> <li>Height: 6.7&quot;</li> <li>Width: 3.9&quot;</li> <li>Weight (Approximate): 0.35 oz</li> </ul> <p></p> <p><b>Miscellaneous</b></p> <ul> <li>Package Contents: <ul> <li>EZX 80 Earset</li> <li>1 x USB Charging Cable</li> <li>1 x Quick Setup Guide</li> <li>1 x Car Charger</li> <li>1 x Wall Charger</li> </ul></li> </ul> <p></p> <p><b>Warranty</b></p> <ul> <li>Limited Warranty: 2 Year</li> </ul> <p></p>