The broadcast will come from the BBC via its Atlantic Relay station through the services of Babcock International. DRM says the transmission will be in the 13 meter-band on 21720 kHz and will carry BBC World Service programs in English. Additional multimedia features of DRM will also be demonstrated on radio receiver screens.
DRM broadcast schedule :
Oct 24 and 25, 2016 - 1600-1800 UTC on 21720 kHz
Source : http://www.radioworld.com/article/first-live-drm-transmissions-for-caribbean-central-america-planned/279726
More info on Caribbean Broadcasting Union Annual General Assembly 2016