Olsys All-in-One Smarthome Security Panel

Brand : Olsys Security Panel Purchased in the summer/fall 2017 after relocating at the time from a condo to an apartment. Was used until the spring of 2020 ( 2 1/2 or so years ) for a home security set up before the contract expired and wasn't renewed. Removed from wall in spring/early summer 2021 & has been in the box since then.