4G VoLTE VoIP Phone office landline fixed telephone

Description

4G VoLTE SIP Phone SIM fixed landline telephone support 3 SIP accounts and Dual SIM Cards Dual Standby

Model: ECG-IP503D OEM MOQ 1000 pieces or 3000 pieces

Function:
1) 2.4 high-definition display screen, 240*320 resolution LCD screen.
2) HD sound quality: HD speaker, HD handle.
3) Support standard SIP 2.0 protocol, compatible with mainstream soft switches, IMS and
IPPBX system, and various SIP protocol audio and video terminals.
4) Built-in 2.4G Wifi module, optional RJ45 network interface, and supports 4G SIM card networking, multiple network selection methods.
3) 3 VoIP accounts, support local three-party conference.
4) Interface: 1*RJ45 100M Ethernet port (optional), 1*USB 2.0 port, 2*RJ9 ( 4P4C ) handle/earphone port.
5) Local address book: 1000 entries.
6) Support UDP/TCP/TLS.
7) Power adapter: 5V/1A DC output. Battery capacity: 1000ma/H.
8) Audio codec: G.722, GSM, PCMA, PCMU, G.729AB, iLBC, AMR, DTMF, ISACWB, ISACSWB, OPUS.

SHENZHEN EAST LINE are the China most professional OEM 3G 4G LTE IP phone manufacturer
Our 4G VoIP Telephone support SIP, 4G Dual Sims Dual Standby, and WiFi.