Motorola XPR4550 Models. The Motorola XPR 4550 is available in the following models: VHF. AAM27JNH9LA1_N XPR 4550 1000 Channel, 1-25W, 136-174 MHz VHF; AAM27JQH9LA1_N XPR 4550 1000 Channel, 25-45W, 136-174 MHz VHF; UHF. AAM27QNH9LA1_N XPR 4550 1000 Channel, 1-25W, 403-470 MHz UHF; AAM27QPH9LA1_N XPR 4550 1000 Channel, 25-40W, 403.
best place to work in new zealand