Visonicom V4G612I is a cost-effective LTE IDU (Indoor Data Unit) wireless AC1200 dual band router with VoIP support, Gigabit WAN port, 4*1000Mbps LAN ports and USB3.0 port, ideal product for ICT brands, operators, and end users.

Specifications:

Hardware
Chipset BCM6756+53134O
CPU Frequency Quad Core 1.7GHz
Memory 256MB 16-bit DDR3L
Flash 128MB NAND 
WiFi 2T2R 2.4GHz 802.11b/g/n/ac/ax, 574Mbps
2T2R 5.8GHz 802.11a/n/ac/ax, 2402Mbps
Device Interfaces 4*RJ45 10M/100M/1000M  LAN Ethernet 
1*RJ45 10M/100M/1000M  WAN Ethernet Interface(optional 2.5G)
1*Reset Button
1*WPS Button
1*Power Jack
1*USB 3.0
1*SIM Slot Micro 3FF
1*RJ11 Phone Jack(optional)
WiFi Antenna 2*3dBi Internal 2.4G&5G Dual Band  Antenna
5G/LTE Antenna 2~7dBi Internal Antenna 
WiFi Features
Standard 802.11a/b/g/n/ac/ax
2.4G: 2.4~2.4835GHz
5G: 5.150~5.825GHz
Korea, Japan, ETSI, FCC Channels
Modulation schemes OFDM:  BPSK,QPSK, 16-QAM, 64-QAM 256-QAM  1024-QAM
DSSS:  DBPSK, DQPSK, CCK
TX power 2.4GHz: 11n Min 18dbm
               11ac Min 17dbm
               11ax  Min 16dbm
5GHz: 11n Min 20dbm
            11ac Min 19dbm
            11ax  Min 18dbm
RX Sensitivity 2.4GHz: 11n<-71dbm
               11ac <-63dbm
               11ax <-59dbm
5GHz:   11n<-71dbm
               11ac <-61dbm
               11ax <-56dbm(HE80)
11ax <-53dBm (HE160)
Transfer Rate 5G
HE20: Up to 286.8Mbps
HE40: Up to 576.5Mbps
HE80: Up to 1201Mbps
HE160: Up to 2402Mbps
2.4G
HE20: Up to 286.8Mbps
HE40: Up to 576.5Mbps
5G /LTE Features
5G/ LTE Standards Release 15, Cat.20  
5G NR
5G/ LTE Frequency Support 5G NR SA: n1/n3/n5/n7/n8/n20/n28/n38/n40/n41/n77/n78
5G NR NSA: n1/n3/n5/n7/n8/n20/n28/n38/n40/n41/n77/n78
LTE FDD: B1/B3/B5/B7/B8/B20/B28/B32
LTE TDD: B38/39/B40/B41/B42/B43
5G/LTE Throughput 5G SA Sub-6: DL 4.2Gbps; UL 900Mbps
5G NSA Sub-6: DL 5Gbps; UL 650Mbps
LTE: DL 2.0Gbps; UL 150Mbps
MIMO DL: 4*4, UL: 2*2(only support 5G SA)
Output Power 23dBm±2dBm
Software Features
Wireless Main Protocols IEEE 802.11a
IEEE 802.11b
IEEE 802.11g
IEEE 802.11n
IEEE 802.11ac
IEEE 802.11ax
IEEE 802.11h(dfs)
IEEE 802.11e(wmm)
IEEE 802.11k/v/r
Wireless Spec Features Embedded AP with 8 SSIDs on Each Radio
Separate Authentication for each SSID
WMF
AutoChannel
BSD
EasyMesh
WPA3/SAE Security
Mobile Main Protocols 3GPP Release 15
Mobile Spec Features 5G SA && 5G NSA
VoLTE(optional)
APN && Dial Settings
NAT Support
Bridge Mode 
Pin Management
Message Management
SIM Lock/Band Lock/Cell Lock Support
AT Command Web Interface
Voice main Protocols RFC3261 (optional)
RFC2833 & inbound(optional)
RFC4028 (optional)
RFC3711 (optional)
RFC3550 (optional)
RFC3960 (optional)
RFC5009 (optional)
RFC 3711 (optional)
RFC 4568 (optional)
Voice Spec Features VoIP(optional)
SIP Proxy(optional)
Codec: G711& G722& G723 & G729 (optional)
Fax T.38 &V.17&&V.34&&V.152 (optional)
VAD (Voice Activity Detection) (optional)
Silence Suppression(optional) 
CNG (Comfort Noise Generation) (optional)
Supports G.168 (echo cancellation) (optional)
Network Main Protocols RFC0768 UDP
RFC0791 IP
RFC0792 ICMP
RFC0793 TCP
RFC0826 Ethernet ARP
RFC0894 IP over Ethernet
RFC0922 Broadcasting Internet Datagrams
RFC0950 Internet Standard Subnetting
IEEE802.3 Ethertype
IEEE802.1p
RFC2516 PPP Over Ethernet (PPPoE)
RFC1662 PPP in HDLC-like Framing
RFC1332 PPP Internet Protocol Control Protocol
RFC1042 Transmission of IP Datagrams over IEEE 802 Networks
IPoE (a.k.a IP over Ethernet over AAL5)
Network Spec Features IPv4/IPv6 Dual Stack
6RD
IPoE Bridge Mode
IPoE DHCP/Static
PPPoE Dynamic/Static
IPv6 Stateless/Stateful 
PPTP, L2TP GRE IPSec VPN 
IGMP Proxy and MLD for IPTV
DNS Proxy
DHCP Server
NAT,NAPT and ALG
Other Features QoS Flow Control
Samba/DLNA/FTP
NAT,NAPT and ALG
DMZ and Port Forwarding(Virtual Server)
SPI Firewall, Denial of Service (DoS) Protection
Port Filtering, IP Filtering and MAC Filtering 
URL Filter
DDNS
Static Route
SNTP Date/time Update from Internet Time Server
Diagnostics(Ping/TraceRoute)
Logs and Statistics
Automatic Timing Restart
Management Features Web GUI
Command Line Tools(telnet/ssh)
TR-069 Remote Management
TR181/TR104/TR140/TR143/TR157(periodicStatistics)
SNMPv2
UPNP
Environment Requirement
Operating Temperature 0°C~40°C
Storage Temperature -20°C ~ 90°C
Operating Humidity 5%~95% (typical)
Power Supply 12V/2A