Product Feature: * Compatible Models: Compatible with All HELIX 8, HELIX 9, HELIX 10, HELIX 12 and HELIX 15 Models, select HELIX 7 Products (HELIX 7 CHIRP GPS G4N, CHIRP MDI GPS G4N, CHIRP MSI GPS G4N, CHIRP GPS G3N, CHIRP MDI GPS G3N, CHIRP MSI GPS G3N, CHIRP GPS G2N, CHIRP DI GPS G2N, CHIRP SI GPS G2N); Compatible with 778c HD, 788ci HD, 788ci HD DI, 798ci HD SI, 859ci HD, 859ci HD DI, 899ci HD SI, 959ci HD, 959ci HD DI, 999ci HD SI, 1159ci HD, 1159ci HD DI, 1199ci HD SI. Requires AS EC QDE adapter cable and Ethernet cable for installation, ensuring seamless connectivity and enhanced functionality .
eBay