UC115B
Uniline Compact bass speaker
Dedicated bass extension speaker
Transducer: 11 x 15 inches Neodymium driver
Acoustic load:
Interactive dual chamber bandpass – bass reflex – laminar vents
1 channel , mono amplified 
Frequency response (± 10 dB) 35 Hz - 110 kHz
Nominal impedance 8 ohms
AES power (W): 1100 W (3)
Maximum power handling (W): 4400 W (4)
Dimensions (W x D x H) 420 x 540 x 600 mm
Weight: 33 kg