B52 - ETR-1260 Car Woofer

Zero Woofer represent the series of products that users are really happy about. Satisfaction is the result of versatile variety of hand sewed woofers at a very affordable price. Also the remarkable finishing and attractive color that takes you from 4" all the way to 12" inches are features that will stamp these woofers in the preferences of the most demanding needs.    
Subwoofer Thiele-Small Parameters  

Inch: 12"
Diameter: 12"
Frequency: 25-1500 Hz
Sensitivity: 88dB/W/M
Max Power: 800W
Program Power: 400W
Magnet: 42 oz
Voice Coil: 50 mm
Cone: PP cone
Impendance: 4 ohms
Revc: 3.40 Ohm
Fo: 25.961Hz
Sd: 50.671m
Md: 198.370g
BL: 13.262TM
Qms: 5.874
Qes: 0.547
Qts: 0.501
No: 0.244%
SPLo: 85.9Db
Vas: 78.949m M
Cms: 216.539u M/N
Krm: 5.324p MOhm
Erm: 0.820
Mms: 173.560g
Mmd: 167.001m Kg
Kxm: 57.084m
H Exm: 0.605