SCL-SC-Sentry Please log in to see price or purchase this item Quantity discounts available QuantityPrice SKU: SCL-SC-Sentry MANUFACTURER: SureCall Product Details SureCall Sentry, Remote Monitoring and Control System. Includes hardware, AC power supply and ribbon cable. Software free to download from SureCall ... Product Details Back Product DetailsSureCall Sentry, Remote Monitoring and Control System. Includes hardware, AC power supply and ribbon cable. Software free to download from SureCall web site.