IO Controllers

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2-Channel 5V Computer USB Smart Switch Controller PC Relay Drive Module Expansion Board

2-Channel 5V Computer USB Smart Switch Contro...

Features: 1. Onboard square USB interface stable connection. 2. Use imported h... Features: 1. Onboard square USB interface stable connection. 2. Use imported high performance USB control chip. 3. Military-grade PCB board production. 4. Adopt for technology no need for any driver plug and play. more

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