handle type 5-sound electronic siren : 1>feature : handle type 5-sound with sound adjust

handle type 5-sound electronic siren :

1>feature : handle type 5-sound with MIC                  with sound adjust

2>DC12V,  5 TONES,60W, 

3> SIZE:155*175*100MM

4>24SETS /CTN/0.1 CBM     

    1SET/EACH IN COLOR BOX

handle type 5-sound electronic siren