The AS04004PO-R is a speaker featuring a nominal impedance of 4 ohms. It operates with a rated input power of 2 W and a maximum input power of 4 W, delivering an output sound pressure level of 86 ± 3 dBA. Key characteristics include a resonant frequency of 370 ± 20% Hz, a frequency range of 200 to 20,000 Hz, and a maximum distortion of 5%. Built with an ABS housing, paper cone, and Nd-Fe-B magnet, this speaker is designed for reliable audio output in applications requiring a wide operating temperature range from -40°C to +80°C.