All keys for Multiplication of the Sina S and Quick S -Multi -Media Car for Fabric Cruise Records and key -definition video recording are performance. By default it has 8 keys on recording, including cruise, cancer and set and razome keys to control the recording (these 4 keys can only be transformed into video recorders).

Since the Sina S and Quick S4 channel rotary switch is, so the multimedia keys require a 2 -channel rotation switch.