P40 Business Noise Cancling Bluetooth EarphoneFeatures: 1. The earphone adopts ergonomic design to better fit the auricle, bringing you a more comfortable and stable wearing experience; 2. It adopts Bluetooth 5.1 chip for high-speed transmission, supports high-definition audio coding and clear calls, and the connection is faster and more stable. 3. The soft rubber ear cap can be rotated by 180 degree, and it is equally comfortable to wear on the left or right ear, and the arc-shaped wrap-around wear protects both ears; 4. The lengthened microphone design is closer to the mouth, the voice recording of the call is clearer, and the ef noise is effectivy avoided; 5. Stereo surround HIFI sound , 360 degree live panoramic sound effect, 10mm real copper ring speaker with EQ sound effect adjustment, restore music details and real vocal effects; 6. Built-in directional microphone, DSP active noise reduction can accuraty identify and effectivy suppress external noise; 7. Extremy fast charging, 85% full charge in 8 minutes, faster input of stronger current;Product parameters: 1. Bluetooth: 5. 12. Transmission range: 10 meters 3. Battery capacity: 140mAh 4. Talk time: 20-25 hours 5. Music time: 25-28 hours 6. Standby time: 700 hours 7. Packing size: 10.3*9.5*3.7cm 8. Single weight: 100gPacking list:- Wiress Headset x 1- Charging cable x 1- Manual x 1