PWR-890x Emergency Button

Features

• IP68 Water Resistance

• Emergency Button

• 3.5 mm Audio Input

• Detachable metal clip with 360º rotation

• High-quality speaker and microphone for excellent audio communication.

• Operating temperature: -20℃ ±2℃ ~ 50℃ ±2℃

Speaker

• Speaker Dimensions: Φ45 x 9.9 mm

• Impedance: 8Ω ±15% / 1000Hz / 1.0V

• Rated Input Power: 2W

• Maximum Input Power: 3W

• Output SPL: 99dB ±3 / (2W / 30cm) / Average between 300 ~ 3kHz

• Resonant Frequency: 560 ±112Hz / At 1V

• Distortion: Max 20% / 300~3kHz / 2W / 30cm

Microphone

• Type and Dimensions: Condenser type, Φ4.0 x 1.5 mm

• Output Impedance: 2.2kΩ ±10% / f = 1kHz

• Sensitivity: -40dB ±2 / 0dB = 1V/Pa, 1kHz

• Frequency Range: 50Hz ~ 20kHz

• Directivity: Omnidirectional

• Operating Voltage: Standard voltage 2V / Maximum operating voltage 10V

• S/N Ratio: 60dB / @ f = 1kHz, Pin = 1Pa, A-weighted