This is a Universal 34.4 mm  8 ohm tweeters diaphragm

oice Coil Diameter	34.4 mm (34.5 mm Universal  )
Dome  material	Titanium
Impedance	8 Ω
Coil wire	(CCAW)
Overall Dimension	—–
Sound film specifications	5.0-5.5 mm
Coil  power	Depending on the size of the original magnet
Origin of goods	China
Package include	1 pair