Product · United States

USB to TTL 4-channel serial port expansion module TyepC to TTL high-speed serial port 6M CH344 chip

Product no longer available. The stores we track no longer sell it; last price seen $24.73.

Price history: 2 daily prices tracked since 2026-10-19; lowest $24.73, highest $24.73.

USB to TTL 4-channel serial port expansion module TyepC to TTL high-speed serial port 6M CH344 chip

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