Is this a multi sim unit that allows for multiple calls simultaneously to the included sims?

Yes. the TG400 comes with 4 SIM Card slots, where you can use simultaneous calls. Note that this is using the 2G Frequency. You may also want to check out the Openvox brands. https://www.amazon.com/OpenVox-VS-GW1202-4G-VoxStack-Port-Gateway/dp/B00KBMBURO https://www.amazon.com/OpenVox-VS-GW1202-8G-VoxStack-Port-Gateway/dp/B00I86G0HA

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Yeastar NeoGate TG400

Product ID: 290261190

Details

Brand
YEASTAR
Compatible devices
VoIP services
Frequency band class
Quad-Band
Model name
TG400
Special features
Internet QoS

⚡100 Mbps LAN port speed

📶Quad-Band GSM/CDMA/UMTS support

🔗4x GSM/CDMA/UMTS channels

E£ 142544

Duties & taxes included

In stock

Sold byAmazon EGYPTDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to EGYPT.

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Description

📞 Connect smarter, scale faster — the gateway your business deserves!

BUILT IN SECURITY QO S - Protect your calls and prioritize traffic with advanced internet security and Quality of Service features.
HIGH SPEED ETHERNET PORT - Experience smooth data flow with 100 Mbps LAN connectivity ensuring zero lag.
ROBUST 4 CHANNEL GATEWAY - Handle up to 4 simultaneous mobile connections for scalable business communication.
QUAD BAND NETWORK COMPATIBILITY - Stay connected globally with GSM 850/900/1800/1900 MHz and CDMA/UMTS bands covered.
SEAMLESS MOBILE TO VO IP CONNECTIVITY - Bridge your mobile and VoIP worlds effortlessly with multi-protocol support (SIP, IAX2).

The Yeastar NeoGate TG400 is a professional-grade VoIP gateway designed for seamless mobile-to-VoIP and VoIP-to-mobile communication. Featuring quad-band GSM/CDMA/UMTS support, 4 simultaneous channels, and a 100 Mbps LAN port, it ensures reliable, high-speed connectivity. With SIP and IAX2 protocol compatibility, built-in internet security, and QoS, it’s optimized for business environments demanding secure, scalable, and efficient telephony solutions.

Specifications

ASIN	B00V1W30JO
Antenna Location	Business
Antenna Type	Internal
Best Sellers Rank	#43,271 in Computers ( See Top 100 in Computers ) #717 in Routers
Brand	YEASTAR
Built-In Media	no
Color	Black
Compatible Devices	VoIP services, mobile networks
Compatible devices	VoIP services, mobile networks
Connectivity Protocol	SIP, IAX2
Connectivity Technology	Ethernet, Cellular
Control Method	App
Coverage	Mobile Network Bands: 850/900/1800/1900MHz (GSM), 800MHz (CDMA), 850/1900, 850/2100, 900/2100MHz (UMTS)
Customer Reviews	5.0 out of 5 stars 4 Reviews
Data Transfer Rate	100 Megabits Per Second
Frequency	1800 MHz
Frequency Band Class	Quad-Band
Frequency band class	Quad-Band
Has Internet Connectivity	Yes
Is Modem Compatible	Yes
Item Dimensions L x W x H	21.3L x 16W x 4.4H centimeters
LAN Port Bandwidth	100 Mbps
Manufacturer	Yeastar
Maximum Upstream Data Transfer Rate	100 Megabits Per Second
Mfr Part Number	YST-TG400
Model Name	TG400
Model Number	YST-TG400
Model name	TG400
Number of Ports	4
Operating System	Linux
Other Special Features of the Product	Internet Security, QoS
Recommended uses for product	Business
Router Network Type	4G
Special features	Internet Security, QoS
UPC	807320384335 803983025776 012304188773
Unit Count	1 Count
Voltage	240 Volts
Warranty Description	1

Reviews

V**T

Five Stars

It is really worthwhile a thing for build SMS Gate.

22.06.2018

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

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Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

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The product exactly matches the description. Very satisfied with my purchase.

5 days ago

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E£ 142544

Duties & taxes included

In stock

Sold byAmazon EGYPTDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to EGYPT.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Sneha T.

Received my product in pristine condition. Great service overall.

1 month ago

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

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