PAC MS-FRD1 Radio Replacement Interface for Ford/Lincoln/Mercury with SYNC Retention Retains all SYNC options Maintains voice control Retains all BT options Retains all functions of SYNC including USB & line input, menus, voice controls & buttons Streaming Bluetooth audio, Bluetooth phone & 911 assist Retains standard, Audiophile, THX, Shaker & Sony amplified systems Retains rear seat entertainment and use of rear seat controls Retains OEM LCD when present