Check the listing for details. IST AUXWP Auxiliary Input Unit AUX-W-001085-B BRAND NEW. Color: White, Condition: New. Listed at 19.80 USD. IST AUXWP Auxiliary Input Unit AUX-W-001085-B BRAND NEW The IST Auxiliary Input provides an in-wall RCA input for connecting external audio sources to an IST music distribution and intercom system. This allows distribution of music from MP3 players, computers, CD or tape players, satellite radios, and other external sources. Designed to deliver convenient audio distribution from any room, the Auxiliary Input features built-in control knobs for volume, treble, and bass. It mounts in a single-gang box and wires into your IST RETRO or I2000 Music and Intercom Master Station via Cat5 cable. NOTE: Only one Auxiliary Input can be installed per IST system. The master unit's integrated bay LOCAL/BROADCAST switch needs to be on local to use this source at room and patio stations. RCA inputs connect external audio sources to IST systems Built-in controls for volume, treble, and bass Wires into the an IST master station via Cat5 Installs in a standard single-gang box RCA inputs connect external audio sources to IST systems Built-in controls for volume, treble, and bass Wires into the an IST master station via Cat5 Installs in a standard single-gang box Condition: This item is BRAND NEW. Please look carefully at all photos and be sure to ask any questions you may have before purchasing. Payment Payment is due within 3 days of purchase if you need more than 3 days, please let me know ahead of time otherwise, an "unpaid item case" will be opened. Shipping and & Handing I will combine shipping. I will ship within 24 hours Monday-Friday once the payment is cleared. If free shipping is offered, I will either ship USPS or FedEx at the most cost effective to me. Free shipping is only for the Continental United States (Sorry, but will not shipped to Alaska, Hawaii, Puerto Rico, U.S.V.I., Post Office Box etc. If you want me to ship to these areas, a shipping charge will have to be arrange.) Questions If you have any questions concerns, please contact us on eBay Message System. Feedback Please leave us 5 Star Positive feedback and we will do the same for you Thank you for looking Looking forward to doing business with you please check out my other auctions.