QIANRENON RS232 DB9 Female Connector Breakout Board DB9 Female to Wiring Terminal Solderless Adapter RS232 Serial Test Block Module, for DB9 Serial Communication Prototyping or Troubleshooting sound Height Adjustable: The metal bridge

Height Adjustable: The metal bridge is used to fix the height and distance of strings

Save your room place and makes it look more professional

6A 50~60Hz Output: DC 7

Noise reduction chip can accurately filter various noises and has a strong anti-interference ability

no need to tolerate the inefficient analog pointer anymore

QIANRENON RS232 DB9 Female Connector Breakout Board DB9 Female to Wiring Terminal Solderless Adapter RS232 Serial Test Block Module, for DB9 Serial Communication Prototyping or Troubleshooting sound Height Adjustable: The metal bridgeQIANRENON RS232 DB9 Female Connector Breakout Board DB9 Female to Wiring Terminal Solderless Adapter RS232 Serial Test Block Module, for DB9 Serial Communication Prototyping or Troubleshooting RS232 DB9 female to terminal block Connector breakout boards. Ideal for custom development of input output configurations for DB9 serial communication systems. You can use it to connect I O serial lines to the DB9 connector. For prototyping, troubleshooting or