Features: 

. 8 inch display screen, 1024×768 IPS HD color screen 

. HD sound quality: HD speaker, HD handset

. Support standard SIP2.0 protocol, compatible with mainstream softswitches, IMS and IPPBX system,

  and various SIP protocol audio and video terminals.

. Built-in 2.4G Wifi module, optional RJ45 network interface, and supports 4G SIM card networking, 

  multiple network selection methods.

. 6 VoIP accounts, support local three-party conference.

. Interface: 1*RJ45 100M Ethernet port (optional), 1*USB 2.0 port, 2*RJ9(4P4C) handle/earphone port.

. Local address book: 1000 entries.

. Support UDP/TCP/TLS.

. Power adapter: 5V/1A DC output. Battery capacity: 1000ma/H.

. Audio codec: G.722, GSM, PCMA, PCMU, G.729AB, iLBC, AMR, DTMF, ISACWB, ISACSWB, OPUS.

. 4G or PSTN optional