Digital voice, clear resonant
Advanced narrow-band speech coding and digital error correction technology, whether in noisy environment or on the edge of coverage, you can get clear speech;
Built-in 1W high power loudspeaker to ensure clear and clear sound, so that you can easily keep communication open.
Channel voice broadcast
If the channel is turned on, the intercom will automatically broadcast channel number or channel name when switching channel.
If you have opened a custom channel, the intercom will automatically broadcast the name of the channel when switching channel.
Longer use time
Compared with analog intercom, DP500 battery can get nearly 40% extra working time, and 3800mAh standard with battery working time can reach about 21 hours.
Longer use time can better meet the needs of railway customers.