Discover the BM45C-II speaker set from Steg – specially developed for BMW and MINI. This two-way kit revolutionizes your sound with a three-dimensional soundstage and brings essential sonic accuracy to your vehicle. Whether you drive an F-Series, G-Series, E-Series BMW, or a Mini F-Series – the BM45C-II kit is a perfect fit and delivers unparalleled natural sound. From the water-resistant paper cone to the titanium silk dome tweeter – every detail in this set has been optimized to create an expanded soundstage and an immersive listening experience. With the BM45C-II speaker set from Steg, your next road trip will be a true audio experience.
STEG Italy, with GT-Trading, has stood for uncompromising quality and performance in the car hi-fi sector for over 30 years. Large and extremely powerful car amplifiers, as well as very small amplifiers with high efficiency, are available. Speaker systems with authentic music reproduction and high efficiency.
Electrical Specifications
– Nominal configuration: two-way 4″ & 1″ passive component set
– Continuous power handling: 40 Watts
– Maximum power handling: 80 Watts
– Voice coil diameter: 25.4 mm
– Frequency response: 85 Hz – 22000 Hz
– Sensitivity: 88 dB
– DC resistance (Re): 3.9 Ohms
– Resonant frequency (Fs): 115 Hz
– Xmax: +/- 2 mm
– Compliance (Vas): 4.97 l
– Total Q (Qts): 0.26
– Mechanical Q (Qms): 2.34
– Electrical Q (Qes): 0.3
Physical Specifications
– Mounting diameter: 74 mm
– Mounting depth: 34.3 mm
– Weight: 0.8 kg
