128 Channels; Function Busy Channel Lock "BCLO". "OFFSET" (frequency offset for repeater access). Compatible with Baofeng 7.4V 3800mAh BL-5L battery. Frequency range: 144-148, 420-450MHz. Maximize the 8W output power of the Baofeng GT-3TP handheld ham radio to get extended range and increased clarity during transmission.
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