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LG
OEM
Features
Quality brass head.Clear & Pre-cise sound.
The tube adopt with quality PvC.elastic and strength.
Equiped with bell shaped head.
Specification
Response curve:100-500Hz as the reference of the testing sound source.Damping≤12dB，500-10O0Hz≤20dE.
Hardnessof spring sheet: HR15N82.9-88.4.
Earrings stretch: when draw the earrings to 140mm.elastic force1.372-1.96ON.
Earrings stretch: when draw the earrings to 300mm, recovered inlmin，deformation less than 10mm.
Features
Quality brass head.Clear & Pre-cise sound.
The tube adopt with quality PvC.elastic and strength.
Equiped with bell shaped head.
Specification
Response curve:100-500Hz as the reference of the testing sound source.Damping≤12dB，500-10O0Hz≤20dE.
Hardnessof spring sheet: HR15N82.9-88.4.
Earrings stretch: when draw the earrings to 140mm.elastic force1.372-1.96ON.
Earrings stretch: when draw the earrings to 300mm, recovered inlmin，deformation less than 10mm.
