1. A display device comprising:a first substrate provided with a plurality of electrodes and wiring lines;
a second substrate provided with a plurality of wiring lines and opposing the first substrate; and
a connector which connects the wiring lines on the first substrate and the wiring lines on the second substrate, comprising a support member formed of a resin and a plurality of wiring portions on the support member, the support member comprising a flat first main surface and a second main surface opposing the first main surface, the second main surface comprising a first opposing surface opposing the first substrate, a second opposing surface opposing the second substrate and a stepped portion between the first opposing surface and the second opposing surface and brought into contact with an edge portion of the second substrate,
each wiring portion including a first junction provided on the first opposing surface and joined to one of the wiring lines of the first substrate, a second junction provided on the second opposing surface and joined to one of the wiring lines of the second substrate, and a coupling section located between the first junction and the second junction and embedded inside of the support member and apart from the second main surface.