Details：
Hands-free mode, ordinary phone use; RJ45 interface, can support POE; POE or DC12V power supply; when the called party rings, the loudspeaker will ring; support speed dial function, 4 groups of one-key dialing; WEB page registration configuration, automatic Answer, hotline number, do not disturb, etc.; compatible with various SIP protocol IPPBX, support alarm broadcast video trigger linkage

Details：
Handset mode, ordinary phone usage; RJ45 interface, can support POE; POE or DC12V power supply; when the called party rings, the loudspeaker will ring; support speed dial function, 3 groups of one-key dialing; WEB page registration configuration, automatic answer , Hotline number, do not disturb, etc.; compatible with various SIP protocol IPPBX, support alarm broadcast video trigger linkage

Details：
Hands-free mode, ordinary phone use; RJ45 interface, can support POE; power supply: POE or DC12V; when the called party rings, the warning light flashes; supports speed dial function, 4 groups of one-key dialing; WEB page registration configuration , Automatic answer, hotline number, do not disturb, etc.; compatible with various SIP protocol IPPBX, support alarm broadcast video trigger linkage

Details：
Handset mode, ordinary phone usage; RJ45 interface, can support POE; power supply: POE or DC12V; when the called party rings, the warning light will flash; support speed dial function, 3 groups of one-key dialing; WEB page registration configuration, Auto answer, hotline number, do not disturb, etc.; compatible with various SIP protocol IPPBX, support alarm broadcast video trigger linkage