10pcs/bag 4.5*2.2mm 6*2.2mm 6*5mm 9*7mm 9X4.5mm Electret Microphone Condenser Pickup Microphone 52DB With 2pin

5/10PCS Piezoelectric Piezo Ceramic Wafer Plate piezo element Diameter 12MM 15MM 18MM 20MM 27MM 35MM 50MM For Buzzer Loudspeaker

20Pcs/5pcs Passive/Active Buzzer 14mmx7mm 14x7mm 1407 Piezoelectric Mini Piezo Buzzers 3-24V 85dB Speaker Alarm 14*7mm Low Power

TZT 10PCS/LOT Microphone 9x7mm 9767 6x5mm 6050 6x2.2mm 6022 4.5x2.2mm 4522 4x1.5mm 4015 Electret Microphone with 2 pin pick-up

TZT 10pcs 3V 5V 12V Active Buzzer Magnetic Long Continous Beep Tone 12*9.5mm New And Original For Arduino

2PCS SFM-27 Buzzer 95DB Active Buzzer High-decibel 3-24V 12V Electronic Buzzers Beep Alarm Intermittent, For Arduino

0.5W 1W 2W 8R 16R 32R Mini Speaker 8 Ohm 32 Ohm Loud Speaker Diameter 20mm 23mm 26mm 28mm 30mm 32mm 36mm 40mm 45mm Loudspeaker

2pcs New Original Ultra-thin Mini speaker 16 ohms 8 ohms 0.5/1/2 watt 0.5W 1W 2W 3W 8R Diameter 50MM 57MM 66MM 77MM LoudSpeaker

Ceramic Resonator Quartz Crystal Oscillator CSTLS4M00G53-B0 4MHz CSTLS6M00G53-R0 6MHz CSTLS8M00G53-B0 8MHz CSTLS16M0X53-B0 16MHz

10PCS/LOT 12*9.5mm 12095 3V 5V 12V Active Piezo Buzzers/12085 12*8.5mm 16R 42R Passive buzzer Mini Buzzer

10 Pcs Piezoelectric Piezo Ceramic Wafer Plate Dia 27mm For Buzzer Loudspeaker

95DB Alarm High-decibel 3-24V 12V Electronic Buzzer Beep Alarm Intermittent Continuous Beep for Arduino SFM-27