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Users can talk immediately after pressing PTT without waiting for a "go-ahead tone," as the radio buffers audio until the call is established.
The V9 firmware series covers a wide range of Hytera DMR models, including the , as well as RD series repeaters .
Upgrading to is a critical step for maintaining the security, efficiency, and peak performance of your DMR devices. This major release introduces advanced capabilities like full duplex calling , enhanced GPS data handling, and optimized push-to-talk (PTT) functionality. Key Features of Hytera V9 Firmware
