The cover has practical zippers on three sides

medium height

Pacifiers can only be returned in unbroken packaging

This bed can be used alone

Cybex SENSORSAFE Dongle Grey Pusleborde The cover has practical zippersThe OBD port is the communication bridge between the chest clip on the car seat (SensorSafe) and the mobile phone. SensorSafe operates with a low frequency Bluetooth, as the phone can communicate at a higher frequency. So basically, the information is sent from the clip to the dongle, converted to the correct format, and sent to the mobile phone. Apart from that, the dongle or SensorSafe system communicates with the car and its system.