RoHS: yes. Component family: Electret microphones. Manufacturer's product group: PMOF. Microphone type: electret. Outside diameter [mm]: 6mm. External thickness [mm]: 2.7mm. Frequency limit, lower: 20 Hz. Frequency limit, upper: 16kHz. Sensitivity: -42dB. Operating temperature range min (°C): -10°C. Operating temperature range max (°C): +45°C