Specification model:

511#2-bit 7-hole [general control switch] * Wireless

511#2-bit 7-hole [general control switch] * 2.5 m

511#2-bit 7-hole [general control switch] * 4.5 m

512#3-bit 12-hole [general control switch] * Wireless

512#3-bit 12-hole [general control switch] * 2.5 m

512#3-bit 12-hole [general control switch] * 4.5 m

513#4-bit 14-hole [general control switch] * Wireless

513#4-bit 14-hole [general control switch] * 2.5 m

513#4-bit 14-hole [general control switch] * 4.5 m

514#6-bit 21-hole [general control switch] * Wireless

514#6-bit 21-hole [general control switch] * 2.5 m

514#6-bit 21-hole [general control switch] * 4.5 m

515#8-bit 28-hole [general control switch] * Wireless

515#8-bit 28-hole [general control switch] * 2.5 m

515#8-bit 28-hole [general control switch] * 4.5 m