Working voltage: 3.5-5.5V
Working current: <25mA
: 18.5mm x 15mm(L x W)
No oscillation source, need square wave (frequency 2K-5K ) to drive.
Sound frequency control, you can make a "do re mi fa sol la si" effect.
S8050 transistor drive modules
With fixed bolt hole for easy installation\
When the I / O port input high, the buzzer sounds Module Interface Description (3-wire) VCC external 3.3V-5V voltage (5v microcontroller can be directly connected 2.to the microcontroller and 3.3v) External GND GND
I / O external microcontroller IO port
Rated Voltage: 3 - 5V; Can be powered directly from Arduino 3.3V or 5V
Frequency Range : 50 ~ 14,000 Hz | Resonant Frequency2,048 Hz
Package dimension: Small PCB board size: 2 x 1 x 1 cm
Rated Current (MAX): 30mA Sound Output at 10cm with 2048Hz Square Wave ≥ 85 dB
Package included: 1 x Passive speaker buzzer module