Reference: JR-SIP-PCB
HD Voice SIP Telephone Circuit Board JR-SIP-PCB
- High-definition voice quality - Full duplex speakerphone - Adjustable volume - 12/16 keys matrix keypad - Hands free and/or handset - IP address voice report - LCD display optional - Peer-to-Peer calling - 10 group speed dial numbers in Max - Support standard SIP 2.0 protocol - Connection for external LED beacon - 2 relays output for remote trigger -...