- 3VoIP (SIP) accounts.
- Support up to 20 groups paging functions.
- LEDs and function keys embedded design, LEDS indicate the device status, function keys can be used to adjust the volume, broadcast IP and one key to rest to Factory Defaults.
- Built-in microphone and external 3.4mm microphone interface can be switching freely.
- Support remote web management and maintenance, such as account maintenance, software updgrades, volume control.
- POE power supply (802.3af).