type
unit
hu1207ac
hu1207bc
hu1207cc
rated voltage
v
1.5
14.5
operating voltage
1-3
*rated current(max)
ma
70
30
*min sound output at 10 cm
db
80
88
coil resistance
ω
6.5±4
6.5±1
16±4
*resonant frequency
hz
2048
2731
operating temperature
℃
-20～+70
storage temperature
-30～+80
housing material
noryl
weight
g
2.0