astra777Scytek Astra 777. 2-Way 5 Button Alarm with Remote Keyless Entry. Item #19527. 3. Open Box Product ×. These open-box items mht have minor cosmetic damage if any.The Scytek ASTRA777 is a full car alarm pager remote system that offers 2-way security with an LCD display. It comes with two remotes included and features keyless entry