P9 dual-mode wired Bluetooth 5.0 portable headset with head-mounted HIFI stereo headset microphoneFeatures:The latest TWS binaural stereo Bluetooth headset with 5.0 chip gives you highly efficient wireless performance.Advanced noise cancellation: stay focused with the P9's hybrid active noise cancellation. Dual noise-sensing microphones pick up and filter out up to 95% of low-frequency ambient sounds, ensuring they don't distract you from your music.The ultimate noise-cancellation experience: minimize aircraft engine noise, reduce traffic and wind outside and inside to suppress the noise of busy offices talking to people in the background.High-resolution music: hear every detail of your favorite songs with the P9's 40 mm speakers. The highly flexible silk diaphragm reproduces powerful bass and crisp highs up to 40 kHz for enhanced clarity.40 hours of playback: P9 active noise-canceling headphones can play back up to 40 hours of music in noise-canceling mode. Standard mode extends playback time to 60 hours, while a short 5-minute charge will give you 4 hours of listening time.Pressure-free comfort: P9 noise-canceling earphones feature ultra-soft protein leather ear cups with memory foam padding that adapts perfectly to your ears. The lightweight construction also ensures that they are comfortable for extended listening sessions.ParameterBrand: Music PioneerModel: P9Product name: Bluetooth earphonesColor: WhiteCharging power: 50mWBluetooth version: Bluetooth 5.0Headset frequency response: 20Hz-20KHzSupply voltage: 3.3-4.2VSNR: 100dBRange: up to 15 metersFrequency response 5-2500HzSensitivity 105dBMusic duration 8-10 hoursStandby time up to 10 hoursFrequency range 2.4 GHZ-2.48 FGZTransfer mode: moving coil typeFrequency range: 24GHz-2480GHzCharging voltage: 5VHorn specification: 40mmImpedance: 32Charging interface: Micro USBPlug type: 3.5 mm stereo interfaceBattery capacity: 400 mAWeight: 150g/5.3ozNote: