The C300 comes standard with 17-inch alloy wheels, automatic headlights and wipers, auto-dimming mirrors, dual-zone automatic climate control, a tilt-and-telescoping steering wheel, 10-way power front seats (with four-way lumbar), driver memory settings, MB-Tex synthetic leather upholstery and a 60/40-split-folding rear seat. Electronic features include the COMAND interface with a dial controller and a new smartphone-style touchpad interface that overlap many functions, a 7-inch display screen, Bluetooth phone and audio connectivity, an in-car WiFi hotspot and an audio system with a CD player, USB and auxiliary audio jacks and HD radio. The Premium package bundles LED headlights, heated front seats, satellite radio and a premium 13-speaker Burmester sound system. The Interior package adds leather upholstery, ventilated front seats and ambient cabin lighting, while the Multimedia package brings a navigation system with voice control, a rearview camera and an 8.4-inch display screen. Every 2015 Mercedes-Benz C-Class comes standard with antilock brakes, stability and traction control, front side airbags, front pelvic airbags (which deploy lower than the side airbags), a driver knee airbag, full-length side curtain airbags and a rearview camera.