Specifications: 57mm bolt circle diameter
| Throat diameter | 25mm(1in) | 
| Dc impedance | 5.8±0.29Ω | 
| Rated impedance | 8.0Ω | 
| Minimum impedance | 7.3Ω | 
| Power capability Rated power Peak power  | 
 35w 70w  | 
| Sensitivity(1w/1m) | 105±2dB | 
| Minimum resonance frequency | 700±100Hz | 
| Frequency range | 1KHz-20KHz | 
| Voice coil diameter | 44.4mm | 
| Winding materials | Flat copper covering aluminium wire | 
| Framework's material of voice coil | Kapton | 
| Winding depth | 3mm | 
| Magnetic gap depth | 2.4mm | 
| Flux density | 1.6T |