The 2021 Porsche 911 Carrera 4S Cabriolet is equipped with front automatic emergency braking, audible warning pre-collision warning system, visual warning pre-collision warning system, dual front knee airbags, rollover protection system, rearview camera system, head protection chambers side airbags, front side airbags, front parking sensors, rear parking sensors, 4-wheel abs, emergency braking preparation, auto-locking power door locks, painted brake calipers, brake drying, auto off electronic parking brake, ventilated disc rear brake, alarm anti-theft system, braking assist, hill holder control, ventilated disc front brake, dual front airbags, vehicle immobilizer anti-theft system, power brakes, latch system child seat anchors, electronic brakeforce distribution, stability control, traction control, in dash rearview monitor, occupant sensing passenger airbag deactivation, front seatbelt pretensioners, front seatbelt force limiters, front emergency locking retractors, post-collision safety system impact sensor, rear seatbelt force limiters, front seatbelt warning sensor.