EH-01 Audio Details Technical Specifications C-Style Earpiece (Receive-Only)Ergonomically designed C-style earpiece (Receive only). 3.5mm jack plug.Find a dealerHighlightsFunctionsTechnical SpecificationsSpeaker sensitivity 108dB ± 3dB @ 1KHz, rated power 10mW, maximum power 20mW, impedance 32Ω± 15% @1KHz, operating temperature -20° to +60°CRelated Products PD662i UL913 PD982i UL913 PD682i UL913 PD602i UL913