Godox Remote RC-R9 for LC500R and SZ150R

Working Distance: Wireless, up to 50 M. Connector: 4 Pin XLR. Function: Wireless ON/OFF. Compatible With: Z1200II.

W2 is the advanced version of W1 wireless radio transmitter. Compare to W1, the biggest difference is W2 comes with 4 buttons, which makes it more versatile. Working Distance: Wireless, up to 50 M. Function: Wireless ON/OFF. Compatible With: Z1520, M7RGBA, FT100.