original oppo Wired In-Ear Earphones For OPPO R17 Reno R15 R11 White eatures:360° omnidirectional noise reduction microphone, high sensitive sound pickup, transmits clear sound.7.1 channel stereo game sound effect, powerful monitoring channel, provides accurate positional audio when gaming.4D surround sound, easy to identify different sounds in the game. The 50mm bass unit allows you to enjoy a wider range of music.The colorful breathing light effect provides better game atmosphere.Ergonomic design, adaptive telescopic headband, suitable for different head types. Adopt soft skin-friendly breathable large earmuffs, physical noise reduction, comfortable sponge does not press ears, and is not easy to deform. Light design, comfortable wear.Equipped with a volume control roller, easy operation, more convenient to use.Specification:Name: Gaming headsetModel: Q9Color: Black/White(optional)Directivity: Omnidirectional Speaker diameter: 50mmSpeaker sensitivity: 109dB±3dBMic size: Approx.60*27mmImpedance: 21Ω±15%Frequency range: 20Hz-20KHzMic sensitivity: -38dB±3dBMic: ≤21KΩRated power: 20mWItem weight: 320g /11.29ozPacking list:1 * Gaming headset 1 * User manual 360° omnidirectional noise reduction microphone, high sensitive sound pickup, transmits clear sound. 4D surround sound, easy to identify different sounds in the game. The 50mm bass unit allows you to enjoy a wider range of music. Ergonomic design, adaptive telescopic headband, suitable for different head types. Adopt soft skin-friendly breathable large earmuffs, physical noise reduction, comfortable sponge does not press ears, and is not easy to deform. Light design, comfortable wear.