HIFI active clock power board, external power supply clock board
You can install the oscillator what you need
Size: 49*36MM
Input Voltage: DC: 6~10V
AMS1117-5.0 for power oscillator
74HC04D,SOP-14
We have many oscillator sell, you can search our store, the following oscillator installation is for reference only, the shipment does not include the oscillator in the picture
![IMG20190508144302](https://ae01.alicdn.com/kf/HTB18zscURLoK1RjSZFuq6xn0XXaV.jpg)
![IMG20190508144453](https://ae01.alicdn.com/kf/HTB1gTUhUMHqK1RjSZFEq6AGMXXaz.jpg)
![IMG20190508144615](https://ae01.alicdn.com/kf/HTB1uc.kUMHqK1RjSZJnq6zNLpXaA.jpg)