Alpine SPR-57LP main features
Type R Woofer
- 40 mm Diameter Voice Coil
- Butyl Rubber Edge
- Multi-Layer Cone
- Linear Drive Magnet
Type R Power Specifications
- Weight 1.7 (one piece)
- Mounting Diameter 150 x 222 mm
- Mounting Depth 76.4 mm
- Sensitivity 89 dB/W (1m)
- Frequency Response 30Hz-30kHz
- Impedance (Nominal) 4 ohms
- Power Handling Capacity (Peak) 275W
- Power Handling Capacity (RMS) 55W
Type R Tweeter
- Point Source Coaxial
- Neodymium Magnet
- 25 mm Silk Soft Dome Tweeter
Type R Other features
- New Designed Grill
