4 cm (1.6") miniature speaker with plastic diaphragm (Mylar) and metal basket. Thanks to its compact dimensions, suitable for signal output in machines and other equipment where space is at a premium.
Technical Data:
| Rated power | 0,5 W |
| Maximum power | 1 W |
| Nominal impedance Z | 8 Ohm |
| Frequency response | 300–20000 Hz |
| Mean sound pressure level | 82 dB (1 W/1 m) |
| Resonance frequency fs | 520 Hz |
| Voice coil diameter | 13,7 mm |
| Height of winding | 1,8 mm |
| Cutout diameter | 35 mm |
| Net weight | 0,014 kg |
| Protective system | IP 65 *) |
| Temperature range | −25 ... 70 °C |