K 28 WP - 50 Ohm

Art. No. 2910

2.8 cm (1.1") miniature speaker with a plastic diaphragm (Mylar). Balanced frequency response and good voice reproduction. Particularly well suited to applications in very small devices.

*) IP protection class for front side when built into a sealed enclosure

Typical applications
Monitoring speaker for electronic devices
  • Functionally at cold according to EN 60068-2-1/EN 50155

Technical Data

Rated power
1 W
Maximum power
2 W
Nominal impedance Z
50 Ohm
Frequency response
300−20000 Hz
Mean sound pressure level
75 dB (1 W/1 m)
Excursion limit
+/−0.5 mm
Resonance frequency fs
600 Hz
Voice coil diameter
13.5 mm
Height of winding
2 mm
Cutout diameter
21 mm
Net weight
0.007 kg
Protective system
IP 65 *)
Temperature range
−40 ... 70 °C
Frequency- and impedance response