Additional Resources: Product Page 3D Model date 01/05/2021 page 1 of 5 MODEL: CMS-3150-26SP DESCRIPTION: SPEAKER FEATURES 6 ohm rated impedance 2.0 W rated power 310 Hz resonance frequency SPECIFICATIONS parameter conditions/description min typ max units max power: IEC-60268-5, filter 60 seconds on, input power 2.0 2.5 W 120 seconds off, 10 cycles (room temp) impedance at 2.0 kHz, 1.0 Vrms 5.1 6 6.9 resonant frequency (Fo) at 2.0 V 248 310 372 Hz frequency response Fo 20,000 Hz sound pressure level at 2.0 W, 10 cm, avg at 0.6, 0.8, 1.0, 1.2 kHz 94 97 100 dB distortion at 1.0 kHz, rated power, 10 cm 10 % buzz, rattle, etc. must be normal at sine wave, Fo~20 kHz 3.46 V polarity cone moves forward w/ positive dc current to + terminal dimensions 31.0 x 17 mm magnet Nd-Fe-B frame material iron cone material PU+AL terminal solder eyelets weight 14.9 g operating temperature -30 70 C storage temperature -40 85 C hand soldering for maximum 3 seconds 370 380 390 C RoHS yes Notes: 1. All specifications measured at 5~35C, humidity at 45~85%, under 86~106 kPa pressure, unless otherwise noted. cuidevices.comAdditional Resources: Product Page 3D Model CUI Devices MODEL: CMS-3150-26SP DESCRIPTION: SPEAKER date 01/05/2021 page 2 of 5 MECHANICAL DRAWING units: mm tolerance: 0.5 mm cuidevices.com