B&C DE12 25W 16 Ohm 1" Bolt On Compression Driver.

x 4 units of the rare 16ohm version. 
also included is 2 x new spare diaphragms 

  • 50 W continuous program power capacity
  • 1" horn throat diameter
  • 36 mm (1.4 in) aluminium voice coil
  • Polyester diaphragm
  • 1500 - 18000 Hz response
  • 106 dB sensitivity
  • Throat diameter 25 mm (1.0 in)
  • Nominal impedance 16 ohms
  • Nominal power handling 25 W
  • Continuous power handling 50 W
  • Sensitivity (1W/1m) 106.0 dB
  • Frequency range 2 - 18 kHz
  • Recommended crossover 2.2 kHz
  • Voice coil diameter 36 mm (1.4 in)
  • Winding material Aluminium
  • Diaphragm material Mylar
  • Magnet material Ferrite
  • Two M5 holes 180 degrees apart on 76 mm (3 in) diameter
  • Overall diameter 90 mm (3.5 in)
  • Depth 49 mm (2.0 in)
  • Net weight 1.0 kg (2.2 lb)