S07 4G Call Office Home Desktop Phone Cordless Wireless Landline Telephone Voip Products Wifi Sip Phone

4G IP fixed wireless phone. 4G VOLTE phone. 3 ways audio conference 2.4 inch color screen. Support SIP 2.0 RFC3261). Built-in WIFI IEE802.11 b/g/n 2.4G. XML/LDAP remote phonebook Call transfer/Call hold/Call waiting/Call forward. Support SIP UDP/TCP/TLS. Details Im. Hign-concerned Chemical: none. DIY Supplies: ELECTRICAL. Origin: Mainland China. Type: 4G IP Phone. Place of Origin: Guangdong, China. Brand Name: neutral product. Display: 2.4 inch 320*240. VoIP Protocols: SIP V2 RFC 3261). SIP Line: 3 Lines. Frequency: TDD-LTE/FDD-LTE/3G/2G. Wifi: 2.4G/IEEE802.11b/g/n. Network Protocols: LDAP/TR069/RTP/SDP/XML/DHCP/SRTP/802.1Q. Voice Codec: G. 711A/U Law G. 722/G. 729/GSM/iLBC/DTMF/ISACWB/OPUS. Power supply: DC 5V1A. Sim slot: Dual SIM Slots. Function: Hold/Call Forward/Auto-provisioning/Mute/Date/DSS Keys SIP/Sip Call. Standard packaging: 1 Mobile phone. 1 Base. 1 Charging head. 1 Data cable. 1 Battery. 1 Instruction manual. 1 Packaging box