Below is a group product of Speaker,Trumpet & Buzzer.
Product List
Electrical Life ¡Ý30000 hours
Brightness: 40~60CD/sq. M.
Permitted Voltage: 20% go up or down ...
[Last Updated: 2009-11-30]
Features:
1. Operating voltage: AC220V, DC24V
2. Working current: 25mA.
3. Audio Alarm: ¡Ý ...
[Last Updated: 2009-12-10]
Specifications:
1) Rated voltage: 12/24V DC; 110, 220 - 240V AC
2) Models: MS-190, MS-290, MS-390
[Last Updated: 2009-12-10]
Features:
1) Operating voltage: DC 24V
2) Working current: ¡Ü 18mA
3) Audio alarm: ¡Ý 85dB
[Last Updated: 2009-11-30]