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IDM Voice365-4D Radio Audio Distribution Device

📅May 12, 2026
Model:IDM Voice365|Category:IP Access Gateway

The IDM Voice365-4D is an audio signal distribution device that enables sharing and distribution of 4 audio signals on the local unit, or transmits audio signals via IP channels to remote locations for subsequent distribution. It is convenient for shared control applications of radio audio channels, allowing one radio to be managed and used simultaneously by up to four users.

Audio Signal DistributorAudio Distribution DeviceRadio Signal Sharing DeviceMulti-user Radio Control Device
IDM Voice365-4D Radio Audio Distribution Device
The IDM Voice365-4D is an audio signal distribution device that enables one radio to be shared and distributed among four users. It supports local distribution of four audio signals on the device itself, or remote distribution via IP channels after transmitting the audio signals to a remote location. This makes it highly suitable for shared control applications of radio audio channels, allowing a single radio to be managed and used simultaneously by up to four users. The IDM Voice365-4D is also known as an audio distributor, radio signal sharing device, or multi-user radio control device, among other names.
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IDM Voice365-4D Radio Audio Distribution Device
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IDM Voice365-4D Audio Signal Distribution Diagram
Product Features: 1. Equipped with 4 signal distribution modules, each capable of distributing a bidirectional voice channel to 4 users. 2. When the PTT input signal on any port becomes active, the PTT and audio (TX) are immediately forwarded to the radio port. At this moment, PTT signals on the other distribution ports are disabled until the active PTT signal is released. PTT transmission functionality can also be controlled via the PAD console, enabling remote control of transmission enable and reception enable functions. 3. The first port of each module is passively connected directly to the transceiver port, serving as a redundant active port. In the event of equipment failure or power loss, this port remains operational, ensuring uninterrupted service, while the other three ports become unavailable. 4. Modular design with redundant AC/DC power supply configuration. 5. Dual power supply redundancy: AC 220V as primary power source, with DC +24V as backup. In the event of AC power failure, the device automatically switches to the external +24V DC power supply. 6. Real-time fault detection with LED indicators displaying system status. 7. The device can operate independently or be integrated with a PAD [Dispatch Console](/product/), enabling advanced functionality through the dispatch console!