T911 TWS Mini Bluetooth Earphone WhiteFeature: 1. The modified headset uses Bluetooth version 5.0 to provide high-speed data transmission and stability. 2. The 10m effective distance transmission allows you to make clear calls, and the high sensitivity of the microphone can hp you easily make hands- calls. 3. High-end speakers bring a strong b, giving you the fun of listening to music. 4. Super long listening to songs for 4 hoursSpecifications: Color: Black, White, YlowMaterial: ABS+PCMod: T911Bluetooth version: 5.0Impedance: 32Sensitivity: 123dBFrequency response: 20-20kHzWaterproof rating: IPX5Play time: 4hStandby time: 100 hoursCharging interface: Micro USB interfaceEffective distance: 10m/32.81ftFunction: answering calls, ringing off call registration listening to music pause/play, voice report, tail number redial, caller number, smart voice prompt, power display, noise reductionCharging power supply: AC input 110-240V DC output 5VWeight: 146gPacking size: 129*98*34mmPackages: 2 X Earphones 1 X Charging Case 1 X Charging Cable 1 X Manual