1. It adopts original rubber material, rubber edge folding ring design, very flexible, good compliant, low frequency response speed, adapt to long stroke working environment.

2. The sound basin material is a special glass fiber woven basin, which is low-frequency and thick, and has explosive power.

3. Using 80mm large magnetic steel, it provides powerful power. The basin frame adds a venting hole for better heat dissipation.

Product name: 4 inch subwoofer speaker

Rated impedance: 4ohm

Rated power: 40W

Power range:20-40W

Sensitivity: 86DB+-3DB

Resonant frequency: 75HZ

Frequency response range: 75HZ-4500HZ

Voice coil diameter: 25mm

Round Speaker ：

Magnetic steel diameter: 80mm

Speaker diameter: 116MM

Opening diameter: 93-98mm

Diagonal screw distance: 108mm

Height: 68mm

Square Speaker ：

Magnetic steel diameter: 80mm

Speaker diameter: 105MM

Opening diameter: 93-104mm

Diagonal screw distance: 115mm

Height: 68mm

Net weight: 780 g/pc

Package:

1pc (Can choose round or Square types)

This is for Square types:

This is for Round types:

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4-Zoll-Tieftöner-Subwoofer-Lautsprechereinheit HIFI 4 Ohm 40 W Fiberglas-Gewebebecken Tiefbass-Lautsprecher Großer magnetischer 1 STÜCK