The Whistler TRX-1 is a multi-system adaptive digital trunking scanner with Motorola P25 Phase I&II, X2-TDMA, and DMR making it capable of monitoring the following unencrypted channels/systems: Conventional DMR, Hytera XPT, MotoTRBO™ Capacity Plus
The WhistlerTRX-1is the same radio as the WS1088 with, according to Whistler, "improvements in the front end for improved FM radio suppression and extra firmware space for future improvements" (upgradeable firmware for newer protocols like NXDN). There arefreeDMR firmware upgrades for the WS1080...