However, they are a bit bulky and not the most portable headphones to carry around. Advanced active noise cancellation technology: less noise, better sound. Hear every word, note, and melody with incredible clarity. Whether you’re taking a long-haul flight or commuting to work, the ANC feature can block out a wide range of low and mid frequencies, such as airplane noise and car engines, so you can focus on what you want to hear. Excellent call quality: thanks to the built-in microphone and advanced audio signal processing technology. The E7 headphones with active noise cancellation deliver clearer voice quality for all your phone calls. The additional microphone isolates noise while you’re on the phone. Thanks to the hands-free function, you can talk unhindered. Leave your phone where it is and just talk with a quick press. Premium sound quality: The 45mm drivers reproduce a full spectrum of frequencies. The Bluetooth headphones provide deep, powerful and engaging sound at any volume, making your listening experience more enjoyable. Enjoy a better wireless experience with the E7 headphones with active noise cancellation. Exclusive technology delivers deep, rich sound at any volume. Microphone system suppresses noise and wind so you can be heard loud and clear. MOVSSOU E7 wireless headphones use Bluetooth 5.O technology so you can easily connect to your mobile devices for seamless audio/video synchronization. With the rechargeable lithium-ion battery, you can listen to music for up to 30 hours. MOVSSOU E7 Noise Cancelling Headphones are lighter and more comfortable than other similar Bluetooth headphones, so you can enjoy them all day long. Wear them almost anywhere, and experience the uncompromising wireless performance. Key Specifications Impedance: 16O S/N: ?80dB Frequency Response: 20 Hz – 20 kHz Play Time: 30 hours Driver: 40 mm Range: 15 m What’s Included MOVSSOU E7 Active Noise Cancelling Bluetooth Headphones Micro USB Cable 3.5 mm Audio Cable User Manual.