Why not? Their product page says it does:
https://www.behringer.com/product.html? ... e=0722-ABDEnhanced Expression
WAVE’s 49 full-size keys, offer the perfect balance between expressiveness and playability. Aftertouch and velocity sensitivity, allow you to shape and modulate your sounds depending on how hard or soft you play.
edit: ok, maybe not. Channel aftertouch vs poly aftertouch. Didn't know there was a difference.