| Brand | ZhanDi |
| Model | ZD-903 |
| Type | Spare tire subwoofer |
| Size | 9 inch |
| Operating voltage | DC13.8V |
| Impedance | 4Ω |
| RMS power | 300W |
| Max power | 500W |
| THD | <1.0% |
| Signal-to-noise ratio | >90dB |
| Frequency response | 20Hz-150Hz |
| Input sensitivity,high level | 1V |
| Input sensitivity,low level | 0.4V |
| Low Pass Filter | 50Hz-150Hz |
| Bass Boost | 0 to +12dB |
| Subsonic Filter | 20Hz |
| Fuse rating | 20A |
| Installation size | L360*W348*H145mm |
| Product N.W. | 6.15kg/pcs |
| Product G.W. | 7.45kg/pcs |
Underseat Subwoofer
9 inch Bass Spare Tire Subwoofer ZD-903
Professional Car Audio Manufacturer
We specialize in car subwoofers, speakers, tweeters and amplifiers.
Strong R&D & production capacity.
OEM & ODM services are warmly welcomed.
Stable quality, competitive price, on-time delivery.
Looking forward to long-term cooperation with global partners.
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