Wunder Audio CM12 - Manual (Page 6)

Powering: Via the included powering unit with 115/230 VAC
Maximum Sound Pressure Level: 138 dB
Sensitivity: approx 1 mvolts per dyne / cm sq
Non Linear Distortion: less than or equal to 0.5% at 100 dyne / cm
sq
Equivalent Noise: 16 dB (a-weighted)
Connector: Large-sized swivel, 8 pin
Dimensions: 254 mm (10'') x 41.3 mm (1.625'')
Shipping Weight: Approx. (~12 Ibs.)
Included Accessories:
CM12, CM12 PSU
NOS GE 6072 Tube, connection cable
CM12 Swivel Mount
Quarter-sawn oak case