9 mm x 7mm 2P SS-MIC Capsule Electret Condenser Microphone
RM 1.00
DYNAMIC SPEAKER 8 OHM 0.2W 50mm SS-SP2"-8R
RM 1.60
Alarm SS-SFM-27 DC3-24V continuous sound buzzer
RM 2.00
5V buzzer electromagnetic H9.5mm high, Continuous
RM 0.80