Pioneer Smart Sync for Tablet connects Tablets and Pioneer’s compatible accessories. You can conrol various functions of the accessory device via your Tablet. Enjoy the latest unique functions. - Audio Adjustment E.g. 13Band EQ, Time Alignment, LPF/HPF settings, etc - Illumination Color ■Compatible Pioneer products: - SPH-T20BT https://www.pioneer-carglobal.com/smartunit/en/