VHF apparatus 02-25-50W (including 2 sets of transmitter); 2 high frequency splitter; high frequency relay 2nd; materials for circuit-switched phone systems (including: 2 VHF communication, block 2 block device 2-wire communication, 4 sets of micro + handset 02 main processor card blocks;; 02; 04 source blocks a OP (microphone, speaker, etc.); 2 DC power converters/DC from 48V to 24V
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