ST-E1 Smart Single‑Button Call/Clear Bell
Smart single‑button call bell that combines CALL and CLEAR functions in one large, bright key.
ST-100 Single‑Button Call Bell
Best‑selling Syscall single‑button call bell with robust, water‑resistant housing.
ST-300 Single‑Button Call Bell
Water‑resistant single‑button call bell with slim, round housing for general service call use.
ST-300S Single‑Button Call Bell (Metal Grey)
Slim, water‑resistant single‑button call bell in the ST‑300S metal‑grey finish for table or nurse‑call use.