The C300 comes standard with 17-inch alloy wheels, automatic headlights and wipers, power-folding side mirrors with driver-side auto-dimming, dual-zone automatic climate control, a power tilt-and-telescoping steering wheel, an auto-dimming rearview mirror, 10-way power front seats (with four-way lumbar), driver memory settings, synthetic leather upholstery (MB-Tex), 40/20/40-split folding rear seatbacks, the COMAND infotainment system (with a 7-inch central display screen and a console-mounted dial controller that's paired with an overlapping touchpad interface), Bluetooth phone and audio connectivity and an audio system with a CD player, dual USB ports, an SD card reader and HD radio. The C300's optional Premium 1 package bundles keyless entry and ignition with satellite radio, while the Premium 2 package tacks on LED headlights, LED taillights and a premium 13-speaker Burmester sound system. The Interior package adds leather upholstery, ambient interior lighting and heated and ventilated front seats (also adding power adjustments and memory settings for the front passenger seat). The Multimedia package brings an upgraded 8.4-inch display screen, a navigation system, voice controls and a rearview camera. The all-wheel-drive C 450 AMG comes only in the Sport sub-trim with a V6 engine, 18-inch wheels, upgraded brakes and steering, an adaptive sport-tuned suspension (with a wider front track), AMG-themed interior styling flourishes, sport front seat bolstering and the contents of the Premium 1 package.