Apparatus for connecting electronics; Apparatus for joining electric cables; Audio apparatus; Audio cable; Audio equipment; Audio frequency apparatus; Battery chargers; Car stereos; Cases for smartphones; Chargers for electric batteries; Connections for electric cables; Connections, electric; Memory cards; Mobile phone cases; Navigational apparatus for automobiles; Protective film adapted for smartphones; Rechargeable batteries; Smart rings; Smart watches; Smartphones; Smartwatches; Speakers (audio equipment); Subwoofers; USB flash drives