Technical specs and contents:

• 1pr 1.1” silk dome tweeter driver neo charged magnet structure
• 1 pr flush mount housing w/hardware
• 1 pr angled flush mount ring
• 1 pr flat surface mount cup
• 1 pr angled surface mount cup
• Cooled by ferro fluid
• Frequency response 1500Hz-20.000Hz
• Impedance 4 Ohm
• Sensitivity: 92.5dB
• Flush and Surface cups
• Flush mount hole 1 ¾”
• Flush mount depth ¾”
• Flush cup OD 2 ¼”