TEL-TGSCIG01 Please log in to see price or purchase this item Quantity discounts available QuantityPrice SKU: TEL-TGSCIG01 MANUFACTURER: Telguard Product Details TG-SCI, 3G/4G Module for self-contained Interlogix panels Simon XT, XTi, and 3. Also compatible with Honeywell Lynx, Lynx Touch, & DSC Alexor panels (... Product Details Back Product DetailsTG-SCI, 3G/4G Module for self-contained Interlogix panels Simon XT, XTi, and 3. Also compatible with Honeywell Lynx, Lynx Touch, & DSC Alexor panels (with Expansion Pack).