Here are the specs and I will take pictures of the backs and post later today:
CLS Specifications
Frequency Response
45–19,000 Hz +2db,-3dB
Horizontal Dispersion
30°
Vertical Dispersion
48" (121.92cm) line source
High Frequency Transducer
48" (121.92cm) CLS™ electrostatic transducer
Sensitivity
85 db watt/meter
Impedance
Nominal: 6 Ohms
Minimum: 2 Ohms Compatible with 4, 6, or 8 Ohm rated amplifiers.
Recommended Amplifier Power
20—320 watts per channel
Inputs
Single-wire binding posts
Weight
55 lbs. (25 kg)
Dimensions
60" x 28" x 36 "
(152.4cm x 71.1cm x 91.4cm)