DB9 Data Cable to stereo 3.5mm jack audio cable

DB9 Data Cable to stereo 3.5mm jack audio cable Serial USB Cable 1. Serial RS232 DB9 to3.5mm audio cable 2. DB9 to 2.5mm audio cable 3. Molding, nickel plated connector 4. PVC jacket 5.DB9 serial to audio jack cable 6.Interphone, caluclator upgrading 7.Tip-DB9#3, Ring-DB9#2, Sleeve-DB9#5 8.1.5mtr, PVC jacket, black 9.28AWG *3C, bare copper 10.PE bag for each, then in carton Electrical Feature 1. Hi-Pot Test: DC300V. 2. Insulation Resistance: 5M Ohms (Min). 3. Contactor