| BS-308 | BS-310 | |
| Rated power (8Ω): | 80W | 150W |
| Max power: | 150W | 300W |
| Input： | 8Ω | 8Ω |
| (level of) sensitivity（1W/1M)： | 95dB±3dB | 93dB±3dB |
| Frequency Response: | 90Hz -18KHz | 80Hz -18KHz |
| Radiation angle: | ∠120° | ∠120° |
| Speaker unit: | 8''x1 3''x1 | 10''x1 3''x1 |
| Product Size (HxWxD)： | 302x312x260mm | 345x355x297mm |
| Colour： | light green | light green |
| Product weight： | 5.7KG | 8.9KG |
| Protection level： | IP65 | IP65 |
| Packaging specification: | 1pc/ctn | 1pc/ctn |
| Package size (mm) | 385X370X330 | 450X440X385 |
| Housing Material: | Plastic case + aluminium grille + iron stand | Plastic case + aluminium grille + iron stand |
| BS-308F | BS-310F | |
| Rated power (100V): | 10W/20W/40W/80W | 18.5W/37.5W/75W/150W |
| Rated power (70V): | 5W/10W/20W/40W/80W | 9.5W/18.5W/37.5W/75W/150W |
| Max power: | 150W | 300W |
| Input： | 70V/100V/8Ω | 70V/100V/8Ω |
| (level of) sensitivity（1W/1M)： | 95dB±3dB | 93dB±3dB |
| Frequency Response: | 90Hz -18KHz | 80Hz-18KHz |
| Radiation angle: | ∠120° | ∠120° |
| Speaker unit: | 8''x1 3''x1 | 10''x1 3''x1 |
| Product Size (HxWxD)： | 302x312x260mm | 345x355x297mm |
| Colour： | light green | light green |
| Product weight： | 6.5KG | 10.6KG |
| Protection level： | IP65 | IP65 |
| Packaging specification: | 1pc/ctn | 1pc/ctn |
| Package sizemm | 385X370X330 | 450x440x385 |
| Housing Material: | Plastic case + aluminium grille + iron stand | Plastic case + aluminium grille + iron stand |
