Model:  F-15+
   System type: 15” 2-way full range high quality speaker system
   Frenquency: 45Hz-18kHz±3dB
   Sensitivity: （1W/1M)95dB
   Rated Power: 400W/8 Ohms
   Peak Power: 800W/8 Ohms
   Bass:15”×1
   Treble:1"×1
   Connon Plug: FR: 1+1- Link thro': 2+2-
   SPL: 117dB continuous, 123 dB peak
   Material :18mm /BB birch board
   Coverage angle : 80°×50°
   Dimension（WHD)： 471×690×443mm
   Weight: 27.5KG