สถานที่กำเนิด
Jiangsu, China
Material
Liquid Silicone Rubber (LSR)
Color
transparent/Skin Tone Color/As per your request
SNR
9dB/15dB/23dB/25dB/27dB
Shape
Christmas tree shape
Application
Parties/ concerts/ speech/ sleep etc
Function
Keep fine Voice from noisy condition