?With this product£¬ you can listen to the music£¬ play the game£¬ take/end your phone£¬ switch to the previous/the next. And it provides you high-quality voice enjoy£¬ you can listen to the music and play the game without any noise. Move over£¬ it¡¯s very comfortable£¬ won¡¯t hurt your ears even if you use it for a long time. It¡¯s very convenient and portable for telescopic adjustable design£¬ very suitable for on-the-go. <br><br><strong>Features:</strong> <br>Telescopic adjustable design£¬ accurate positioning£¬ according with human body engineering£¬ suitable for various people. <br>High quality 360o rotatable leather earmuffs£¬ very comfortable£¬ perfect and high-grade grid design. <br>The fillings in the leather earmuffs are soft sponge£¬ ensure noise cancellation &amp; wonderful sound effect£¬ suitable for long-time use. <br>Classical noodles design£¬ thin and flat£¬ prevent wire winding£¬ easy to carry. <br>The use of high-grade antioxidant OFC enamelled copper wire£¬ the signal propagation speed£¬ small distortion£¬ more perfect sound quality. <br>Standard 3.5mm stereo straight plug£¬ wide applicable range. <br>High-grade goldplating plug£¬ standard 3.5mm audio connector£¬ perfect match with your devices£¬ without noise. <br>Superior housing construction and compact£¬ foldable design£¬ perfect choice for those constantly on-the-go. <br>Built-in microphone. With multi-functional button£¬ you can answer/end the call£¬ play/pause the music£¬ Switch to the previous/the next£¬ fast forward/rewind£¬ etc. Very convenient. <br>You don¡¯t have to worry about running out of power£¬ give you unlimited wired listening.? <br><br><strong>Specifications:?</strong> <br>Brand Name: ULDUM <br>Model Number: U-502 <br>Connect pin: 3.5mm <br>Cable length: 1.5m <br>Trumpet diameter: 40mm <br>Loudspeaker impedance: 32¦¸+/-15%¦¸ <br>Horn sensitivity: 100dB+/-3dB(1KHz/1mWh) <br>Distortion rate: &lt;=3% <br>Frequency response: 20Hz - 20kHz? <br>Color: Black <br>Item Size: 18.5 * 17 * 7.6cm / 7.28 * 6.69 * 2.99in <br>Item Weight: 169g / 5.96oz <br>Package Size: 25.4 * 18.6 * 5cm / 10 * 7.32 * 1.96in <br>Package Weight: 265g / 9.34oz <br><br><strong>Packing contents:?</strong> <br>1 * ULDUM Stereo Headphone <br>1 * Retail Box