| Model  | 
                          SPM-152H | 
                        
                        
                          | PHYSICAL SPECIFICATION | 
                            | 
                        
                        
                          | System configuration | 
                          2-Way Full Range | 
                        
                        
                          | LF system & Loading | 
                          One SK 15300 15" woofer, Vented | 
                        
                        
                          | HF system & Loading | 
                          One 2 "Voice coil compression driver on horn | 
                        
                        
                          | Operating Mode | 
                          Passive | 
                        
                        
                          | Controls | 
                            | 
                        
                        
                          | Enclosure Material | 
                          ABS Plastic Molded | 
                        
                        
                          | Connectors | 
                          Two neutrick speakon | 
                        
                        
                          | Grille | 
                          Powder coated perforated steel | 
                        
                        
                          | Optional accessories | 
                          1. STK Pole SPM35130 
                            2. STK Eyebolt SEB08 | 
                        
                        
                          Demensions 
                            ( ¡¾0.13 inch / ¡¾3 mm) | 
                          Height: 690  
                            Front width: 452  
                            Rear width: 265  
                            Depth: 348  | 
                        
                        
                          | Trapezoid angle(degrees) | 
                          20 | 
                        
                        
                          | Shipping/CBM | 
                          0.1377 | 
                        
                        
                          | Net weight | 
                          17 kg | 
                        
                        
                          | Shipping weight | 
                           20 kg | 
                        
                        
                          | TECHNICAL SPECIFICATION  | 
                            | 
                        
                        
                          | Frequency Response | 
                            | 
                        
                        
                          | ¡¾3 dB | 
                          55Hz ~ 19kHz | 
                        
                        
                          | -10 dB | 
                          43Hz ~ 20kHz | 
                        
                        
                          | Recommended High-Pass Frequency | 
                          50Hz | 
                        
                        
                          | High-Pass Frequency | 
                            | 
                        
                        
                          | Axial Sensitivity(dB SPL, 1 watt @ 1m) | 
                          Full Range Passive 102  | 
                        
                        
                          | Nominal Input Impedance(ohms) | 
                          Full Range Passive: 8  
                            LF: 8  
                            HF: 8  | 
                        
                        
                          | Power Handling, Watts  | 
                            | 
                        
                        
                          | (Continuous/Program/Peak) | 
                          Full Range Passive: 300/600/1200  | 
                        
                        
                          | (Continuous) | 
                          LF: 300  | 
                        
                        
                          | (Continuous) | 
                          HF: 60  | 
                        
                        
                          | Max Calculated SPL (Referenced to 1 m) | 
                            | 
                        
                        
                          | Full Range Passive Peak | 
                          133 | 
                        
                        
                          | Full Range Long Term | 
                          127 | 
                        
                        
                          | Norminal disperson(degrees @ -6dB) | 
                            | 
                        
                        
                          | Horizontal | 
                          80 | 
                        
                        
                          | Vertical | 
                          50 |