bluetooth headphones noise cancelling
[{'entity': 'ATTRIBUTE', 'value': 'bluetooth', 'span': [0, 9]}, {'entity': 'CORE_PRODUCT_TYPE', 'value': 'headphones', 'span': [10, 20]}, {'entity': 'ATTRIBUTE', 'value': 'noise cancelling', 'span': [21, 37]}]
bluetooth headphones noise cancelling