This was in my 2008 Hyundai Sonata Ltd. I do not know how to hook it up or what any of the wires do. Worked extra well and I got a lot of use out of it before I got a new car.
16-Pin Car Radio Plug Stereo Wiring Harness For 2010-Up Pioneer DEH Model For DEH-1500 Cable Car Player Stereo Radio - AliExpress
Pioneer DEH-S5250BT Single DIN Head Unit with Bluetooth
How To - DEH-X6700BT - AM/FM Tuner
Pioneer DEH-S5100BT in-Dash Built-in Bluetooth CD, MP3, Front USB, Auxiliary, Pandora, AM/FM, Built in iPod, iPhone and iPad Controls, Dual Phone Connection Stereo Receiver : Everything Else
How To - DEH-X6700BT - Detachable Face
Pioneer DEH-X6700bT Car Radio with Bluetooth Speaker Connection
User manual Pioneer DEH-4700BT (English - 84 pages)
Common Car Stereo Problems, Symptoms, Solutions: Aftermarket Stereos
Pioneer Smart Sync - Apps on Google Play
Xtenzi 16Pin Car Radio Power Wire Harness Connector Compatible with Pi – xtenzi