FOR SALE IS ONE (1) NEW FTDI USB TO NULL MODEM SERIAL 18" ADAPTER CABLE BY TRIPP LITE BRAND MPN U209-18N-NULL UPC# 037332198297. ADD AN RS232 NULL MODEM SERIAL PORT VIA THE USB PORT ON YOUR LAPTOP, TABLET OR COMPUTER. THIS UNIQUE ADAPTER CABLE CONVERTS A USB PORT INTO A NULL MODEM SERIAL PORT TO CONNECT A DTE SERIAL DEVICE. COM RETENTION ALLOWS THE SAME COM PORT VALUES TO BE REASSIGNED TO THE PORT IN CASE A CABLE IS DISCONNECTED OR THE SYSTEM IS REBOOTED. FTDI CHIPSET SUPPORTS ADVANCED FEATURES AND COMPATIBILITY. SUPPORTS DATA TRANSFER RATES UP TO 256 Kbps. PREMIUM DOUBLE SHIELDED CABLE ELIMINATES CROSS TALK AND REDUCES EMI/RFI INFERENCE, CABLE LENGTH IS 18" length. PROVIDES OVERCURRENT PROTECTION. COMPATIBLE WITH WINDOWS, MAC, LINUX AND ANDROID. THE PACKAGE INCLUDES ONE (1) U209-18N-NULL ADAPTER CABLE, ONE (1) DRIVER CD, ONE (1) OWNERS MANUAL. YOU WILL RECEIVE ONE (1) NEW FTDI TO NULL MODEM SERIAL ADAPTER CABLE BY TRIPP-LITE BRAND SHIPPED BY USPS FIRST CLASS MAIL..... BID AND BUY HERE IN IN ABSOLUTE CONFIDENCE SINCE I HAVE THOUSANDS OF POSITIVE FEEDBACK AND TEN+ YEARS EXPERIENCE. I SHIP WITHIN TWO DAYS OF RECEIPT OF PAYMENT, OFTEN THE NEXT DAY. $3.61 USPS FIRST CLASS GREEN SHIPPING USING RECYCLED PACKAGING MATERIALS AND ENVIRONMENTALLY FRIENDLY MATERIALS TO ANYWHERE USA. I DO NOT SHIP ANYWHERE ELSE. NO RETURN OR EXCHANGE ON THIS ITEM, SOLD AS IS. HAVE A GREAT DAY AND THANK YOU FOR STOPPING BY.......