【Latest AMS AS3435 noise cancellation technology】 Cancel noise in a single second no matter when and where you are. Boltune Active Noise Canceling Headphones can reduce noise with Active Noise Canceling Technology, even when you are on a busy street, flight deck or other noisy environment. It provides you with a more enjoyable music time.
【30 hours of playback in less than 1 hour of charge】 Qualcomm cVc QCC3003 audio technology is designed for stereo headphones with Bluetooth 5.0 mono channel. QCC3003 integrated ultra-low power consumption DSP, high performance stereo codec with power management subsystem. It is designed for stereo headphones. The 500 mAh battery offers 30 hours of playback in less than 1 hour of charge and 5 minutes of charge allows more than 2 hours of use.