K 57 C - 8 Ohm

Art. No. 2907

5.7 cm (2.2") miniature speaker with waterproofed, transparent Mylar membrane and Neodymmagnet. Light weight. Low installation hight. Can be used outside and at critical enviroments. Suitable as signal speaker at electric mashines. Good speech, intelligibility.

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

Typical applications
Voice and signal output in machines and other equipment where space is at a minimum

Technical Data

Rated power
2 W
Maximum power
3 W
Nominal impedance Z
8 Ohm
Frequency response
350–6800 Hz
Mean sound pressure level
87 dB (1 W/1 m)
Resonance frequency fs
550 Hz
Net weight
0.031 kg
2.8 x 0.3 mm(Lötösen/solder lugs)
Protective system
IP 65 *)
Temperature range
–25 ... 70 °C
Frequency- and impedance response