Electrical Characteristics
Installation:	PIN
Dimensions (mm):	∮28*14.5
Voltage (V):	6VDC
Max Current(mA):
Control Voltage(V):	4~9VDC
Frequency (Hz):	2800±300
Tone:	B1 S
SPL (dB):	85@30cm

Others
Operation Temp.(℃):	-20~70