The problem is very simple, active noise reduction Bluetooth headphones compared with ordinary Bluetooth headphones, is more active noise reduction module ah.
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Here to explain, noise cancelling headphones are headphones that use a certain method to reduce noise. At present, there are two main types of noise cancelling headphones, namely active noise cancelling headphones and passive noise cancelling headphones.
Difference one: function is different. Bluetooth headphones for entertainment, Bluetooth noise-cancelling headphones with entertainment and noise cancelling functions
Difference two: The appearance is different. The former is more diverse in appearance, while the latter is more single