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Continue to Chat1.8M DB9 Cable 2.5mm Male DB9 Female Serial Cable 9P RS232 2.5mm Line 9Pin RS232 DB9 Female 2.5mm Male Serial Line Cable Cord https://www.cakeycn.com/products/1-8m-db9-cable-2-5mm-male-db9-female-serial-cable-9p-rs232-2-5mm-line-9pin-rs232-db9-female-2-5mm-male-serial-line-cable-cord