The DTX4200X upgrades include: BUILT LOUDERThe audio quality and volume has been significantly enhanced to provide Loud & Clear sound from the speakers in both the transceiver and microphone.BUILT LARGERProfessional grade microphone has been redesigned to be heavier and larger in the hand, with an extra-large easy to read LCD display.BUILT TO LAST Designed for Australian conditions and backed by our 5 year warranty.The DTX4200X Key Features include: DTX4200X Key Features: Ergonomic, professional grade controller speaker microphone IP54 Dust and splash resistant Loud and clear audio with a speaker in the microphone and the transceiver Easy to see extra large backlit display Intuitive jog wheel to access primary functions Heavy duty die-cast metal chassis 3 memory groups of 16 channels per group Large 96 multi-colour backlit display Back light brightness (5 pre-set levels plus auto) Fast scanning 80 channels within 3 seconds Jog wheel volume/channel and squelch control Duplex 38 CTCSS & 104 DCS codes Transmit power indicator Slide-in mounting bracket Auto power off (off/1h/2h/4h) 3.5mm external jack (for optional external speaker) Included in the pack; 2m microphone extension cable and mounting hardware Transceiver Dimensions (31mm x 128mm x 147mm) ANU230 Antenna: Heavy duty barrel spring base 680mm fibreglass whip (full antenna height 962mm) 4.5m Low-loss coaxial cable, a pre-terminated FME connector and PL259 adaptor *Length of antenna includes spring base