( 2012-2017 ) 3.2 United States Intelligent Hearing Protection Device Revenue ( Million USD ) and Share by Players ( 2012-2017 ) 3.3 United States Intelligent Hearing Protection Device Average Price ( USD / Set ) by Players ( 2012-2017 ) 3.4 Players Intelligent Hearing Protection Device Manufacturing Base Distribution , Sales Area , Product Types 3.5 Intelligent Hearing Protection Device Market Competitive Situation and Trends 3.5.1 Intelligent Hearing Protection Device Market Concentration Rate 3.5.2 Intelligent Hearing Protection Device Market Share (%) of Top 3 and Top 5 Players 3.5.3 Mergers & Acquisitions , Expansion 4 Global Intelligent Hearing Protection Device Market Comparison by Regions 4.2 Global Intelligent Hearing Protection Device Sales ( K Sets ) and Market Share (%) by Regions ( 2012-2017 ) 4.3 Global Intelligent Hearing Protection Device Revenue ( Million USD ) and Market Share (%) by Regions ( 2012-2017 ) 4.3 Global Intelligent Hearing Protection Device Sales ( K Sets ), Revenue ( Million USD ), Price ( USD / Set ) and Gross Margin (%) ( 2012-2017 ) 4.5 North America Intelligent Hearing Protection Device Sales ( K Sets ), Revenue ( Million USD ), Price ( USD / Set ) and Gross Margin (%) ( 2012-2017 ) 4.6 Europe Intelligent Hearing Protection Device Sales ( K Sets ), Revenue ( Million USD ), Price ( USD / Set ) and Gross Margin (%) ( 2012-2017 ) 4.7 Asia-Pacific Intelligent Hearing Protection Device Sales ( K Sets ), Revenue ( Million USD ), Price ( USD / Set ) and Gross Margin (%) ( 2012-2017 ) 4.8 South America Intelligent Hearing Protection Device Sales ( K Sets ), Revenue ( Million USD ), Price ( USD / Set ) and Gross Margin ( 2012-2017 ) 4.9 Middle East and Africa Intelligent Hearing Protection Device Sales ( K Sets ), Revenue ( Million USD ), Price ( USD / Set ) and Gross Margin (%) ( 2012-2017 ) 5 United States Intelligent Hearing Protection Device Sales , Revenue , Price Trend by Types 5.1 United States Intelligent Hearing Protection Device Sales ( K Sets ) and Market Share (%) by Types ( 2012-2017 ) 5.2 United States Intelligent Hearing Protection Device Revenue and Market Share (%) by Types ( 2012-2017 ) 5.3 United States Intelligent Hearing Protection Device Price ( USD / Set ) by Type ( 2012-2017 ) 5.4 Earplugs 5.4.1 United States Earplugs Sales ( K Sets ) and Growth Rate (%) ( 2012-2017 ) 5.4.2 United States Earplugs Revenue ( Million USD ) and Growth Rate (%) ( 2012-2017 ) 5.5 Earmuffs 5.5.1 United States Earmuffs Sales ( K Sets ) and Growth Rate (%) ( 2012-2017 ) 5.5.2 United States Earmuffs Revenue ( Million USD ) and Growth Rate (%) ( 2012-2017 ) 6 United States Intelligent Hearing Protection Device Market Analysis by Applications 6.1 United States Intelligent Hearing Protection Device Sales ( K Sets ) and Market Share (%) by Applications ( 2012-2017 ) 6.2 United States Intelligent Hearing Protection Device Sales Growth Rate (%) by Applications ( 2012-2017 ) 6.3 Defense & Law Enforcement Sales Growth Rate 6.4 Aviation Sales Growth Rate 6.5 Construction Sales Growth Rate 6.6 Industrial Use 6.7 Household Use