Additional Resources: Product Page 3D Model date 10/13/2020 page 1 of 3 MODEL: GF0661 DESCRIPTION: SPEAKER FEATURES 66 mm round frame 0.3 W 8 ferrite magnet paper cone SPECIFICATIONS parameter conditions/description min typ max units input power 0.3 0.5 W impedance at 0.8 kHz, 1.0 V 6.8 8 9.2 resonant frequency (Fo) at 1.0 V 240 300 360 Hz frequency response Fo 8,000 Hz sound pressure level at 0.3 W, 50 cm, avg at 0.7, 0.9, 1.2, 1.4 kHz 83 86 89 dB buzz, rattle, etc. must be normal at sine wave 1.54 V dimensions 66 x 20 mm magnet ferrite cone material paper terminal solder eyelets weight 55.0 g operating temperature -25 70 C hand soldering for maximum 3 seconds 360 380 400 C RoHS yes cuidevices.comAdditional Resources: Product Page 3D Model CUI Devices MODEL: GF0661 DESCRIPTION: SPEAKER date 10/13/2020 page 2 of 3 MECHANICAL DRAWING units: mm tolerance: 0.8 mm FREQUENCY RESPONSE CURVE parameter conditions/description potentiometer range 50 dB rectifier RMS lower limit frequency 20 Hz wr. speed 100 mm/sec zero level 60 dB cuidevices.com