Global call center headset market reached $1.546 billion in 2024 and is projected to grow to $2.18 billion by 2031 at a 5.1% CAGR. China's call center industry generated 4.4 million agent seats and 55.3 billion RMB in market size in 2024, representing roughly 13% of global market share. Noise cancellation in call center headsets primarily aims to prevent background noise like keyboard sounds from reaching the customer, not to isolate sound for the wearer.