Specifications G300 G400 G500High Frequency Transducer 1" 14 mm 1"Midrange Transducer 5" 5" 5"Low Frequency Transducer 8" 10" (2) 8"Crossover Frequency 600 Hz/3.5 kHz 800 Hz/4.5 kHz 600 Hz/3.5 kHzFrequency Response (–6 dB) 50 Hz – 20 kHz 35 Hz – 20 kHz 42 Hz – 20 kHzSensitivity (1 Watt /1 meter) 89 dB 91 dB 89 dBNominal Impedance 8 Ohms 8 Ohms 6 OhmsPower Handling Range 10 – 80 Watts 10 – 150 Watts 10 – 120 WattsExternal Dimensions(H x W x D) 21-1/4 x 10-3/4 x 10-1/2" 34-1/2 x 13 x 11-3/4" 37-7/8 x 10-5/8 x 12-3/4"540 x 272 x 267 mm 876 x 330 x 298 mm 960 x 270 x 323 mmWeight (each) 20 lbs/9.1 kg 36 lbs/16.3 kg 36.3 lbs/16.5 kgJBL continually strives to improve its products. New materials, productionmethods and design refinements are introduced into existing models withoutnotice as a routine expression of our design philosophy. For this reason, JBLloudspeakers may differ in some respect from their published specifications anddescriptions, but will always equal or exceed the original specifications unlessotherwise stated.JBL Consumer Products, Inc.80 Crossways Park WestWoodbury, NY 117978500 Balboa Blvd.Northridge, CA 91329800 336 4JBL (4525)A Harman International CompanyPart No. 75993 Rev B G40 ManualG SERIES LOUDSPEAKERSDeclaration of ConformityWe, JBL Europe A/SKongevejen 194BDK-3460 BirkerødDENMARKdeclare in own responsibility, thatthe products described in thisowner’s manual are in compliancewith technical standards:EN 50 081-1/1992EN 50 082-1/3.1995Steen MichaelsenJBL Europe A/SBirkerød. DENMARK. 2/96