1. Usage of pro speaker: Stage
2. Pro speaker in 12 inch
3. Mid bass pro speaker
4. RCF style pro speaker
5. Favorable price of pro speaker
2. Pro speaker in 12 inch
3. Mid bass pro speaker
4. RCF style pro speaker
5. Favorable price of pro speaker
1. RCF speaker
2. Good performance of pro speaker
3. Top quality of pro speaker
4. Pro speaker with special design
5. Pro speaker make you enjoying the music
6. Other sizes pro speaker are available upon your requests
7. Pro speaker details:
| Specifications | |
| Nominal Diameter | 320 mm |
| Nominal Impedance | 8 Ω |
| Minimum Impedance | 6.7 Ω |
| Power handling | |
| (50-500Hz) | |
| Nominall | 400 W |
| Continuous Program | 800 W |
| Sensitivity (1W/1m)3 | 97.9 dB |
| Frequency Range | 54.8-3500 Hz |
| Voice Coil Diameter | 75.5 mm |
| Winding Material | Copper |
| Former Marerial | TiL |
| Winding Depth | 19 mm |
| Magnetic Gap Depth | 10 mm |
| Flux density | 1.2 T |
| Thiele-Small parameters4 | |
| Fs | 54.8 Hz |
| Re | 5.2 Ω |
| Qes | 0.30 |
| Qms | 3.58 |
| Qts | 0.28 |
| Vas | 73.2 L |
| η 0 | 3.86% |
| X max | 5.5 mm |
| X var | 4.5 mm |
| Mms | 52.9 gr |
| BL | 17.7 N/A |
| Le | 1.1 mH |
| Mounting and Shipping Information | |
| Blot Circle Diameter | 302 mm |
| Overall Diameter | 320 mm |
| Baffie Cutout Diameter | 282 mm |
| Depth | 147 mm |
| Flang and Gasket Tickness | 16 mm |
| Net Weight | 7.1 kg |
| Shipping Weight | 7.6 kg |
| Shipping BOX | 320*320*155 mm |