Shell material: ABS
Cable gland: 2-M20x1.5
Power supply: AC220V+10%
or DC24V土10%
Alarm sound pressure: ≥90dB
Marine Automatic Telephone System
Color: Dull black Shell material: ABS Cable gland: 2-M20x1.5 Power supply: AC220V+10% or DC24V土10% Alarm sound pressure: ≥90dB