Flex ECO 4S
Four (4) single-speed pushbuttons

Flex ECO 4X
Four (4) dual-speed pushbuttons

Flex ECO 6S
Six (6) single-speed pushbuttons

Flex ECO 6X
Six (6) dual-speed pushbuttons

Flex ECO 8S
Eight (8) single-speed pushbuttons

Flex ECO 8X
Eight (8) dual-speed pushbuttons

Flex ECO 12S
Twelve (12) single-speed pushbuttons

Flex ECO 12X
Twelve (12) dual-speed pushbuttons

MRX (Flex ECO 4 & 6 models)
Up to 10 outputs

Compact Receiver (Flex ECO 4 & 6 models)
Up to 10 outputs

Standard Receiver (Flex ECO 8 & 12 models)
Up to 26 outputs