Forever ANC TWE-210 Earp Bluetooth Earphones with Charging Case If you want to enjoy good-quality sound for long hours, the TWE-210 wireless headphones are made for you. The headphones with the charging case will allow you to play music for up to 36 hours. The ANC function in three modes will allow you to adjust the noises from the environment. Automatic connection with the phone after taking it out of the case, the music control function and the built-in microphone for calls will make everyday activities as easy as possible.