Please allow up to 4 weeks to receive your drivers once the order is placed.  These drivers are guarenteed directly by Lii-Song.  Drivers ship from Lii-Song's California warehouse.
 
The price is for a pair of Lii-Song Fast-6 drivers.
 
Here are the factory published specs:
 
Nominal impedance Z: 8 Ohms
Power：40-80W
Frequency response：fo-18khz
Fs: 43.6 Hz
Sd: 23.235 cm³
Qms: 9.676
Qes: 1.779
Qts: 1.525
Magnet：Y47
Mean Sound Pressure Level: 96.6dB （2.83V/1m）
Weight: 5 KG
Package dimension: 26*26*28 cm
Paper Cone Material: Compound Pulp