car headphone for monitor volume control on off switch sn>70 db separation>60db automatic muting design on receiving headpho

auto wireless IR car headphone for monitor

• FM system Carrier frequency [ 2.3MHz / 2.8 MHz ]• Frequency response: 30 – 20000Hz• S / N : > 70db• Separation: > 60db• Automatic muting design on receiving headphones• Volume control & on / off switch

wireless IR car headphone for auto