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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: SKYLINE, SKYLINE
  • Model Number: sk 8-8/32, SK8-8
  • Type: VoIP Gateway, VoIP Gateway
  • Item: 8 sims gsm gateway
  • channel: 8
  • Protocol: SIP/H323
  • Support: VPN,IMEI change
  • Frequency: quad band
  • warranty: 1 year
  • color: black/blue

Packaging & Delivery

Packaging Details Packing Box Dimension :39*22*10cm G.W: 5KG Carton:10units/Carton
Delivery Time within 1 day

gsm sip gateway  sim box imei changer 8 port goip voip gateway

Product Description


SK 8-32, 8 channels 32 sim cards
1.Each channel 4 port rotate work
2.Directe monitor ASR and ACD in device
3.High quality

4.intercalling system for decrease sim block

5.autochange sim cards
6. sim cards rotate work



Relay Encryption Solution(Fix IP blocking)

Bandwidth Optimization

Support SIM Rotating(one channel including 4 SIM cards)

Base Station Switch


Remote Control(Access your device system anywhere)

Multi-Codec Support(G729 a/b/e,G723,G711 A/U law,iLBC)

SMS Receive & Send

Upgrade online or local




Telnet, STUN




SIM Frequency





Guide Initialization Web

Call Forwarding

PIN Code Management



Caller Anonymous

Avoid FAS


Echo/Silence control

VOL control


SIP V2.0 RFC3261



Black/White List

Linux Operation(Safe & Stable)


Cooling Fans/HTTP Web Browser: Firefox/Chrome /IE/Opera

Power Input:100-240V~50-60Hz 1.2A MAX

Power Output:12V/5A

RJ45&USB Cable support

16 Antennas/HTTP Web Browser: Firefox/Chrome /IE/Opera

Working Temperature:0~+50°C

Working Moisture: 10 ~ 90 % RH

HTTP Web Browser: Firefox/Chrome /IE/Opera


goip gsm gateway 16


sk8-8 (8 ports 8 sim cards)

gp gsm gate


Packaging & Shipping


goip gsm gateway 16

goip gsm gatewa



Company Information

SKYLINE INTERNATIONAL COMMUNICATION Co., Ltd. was founded in 2002.We have 70 employees ,15 departments and more than 10 production lines.More than 200 companies have established business with us,and they are from 40 different countries. 

Our company is a manufacturer of VoIP Gateways,GSM VoIP gateways, with well-equipped testing equipment and strong technical force. With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in communication industry and other industries. Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs. 

We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!

And we set up a new team for voice wholesale business two years ago.Currently there are five departments with professional teammates for voice business--Carriers Relations Dep,
NOC Dep,Rate Dep.,Billing&Finance Dep.,Customer Care Dep.

We are carrying more than Twenty Million minutes international outbound and inbound traffic monthly and owning 200+ interconnetions with Tier1 and Tier2 carriers.
We mainly focus on Asia and Africa destinations and have more than 20 direct routes such as Pakistan,Vietnam ect.


We treat every partner as our best friend because we insist on sincerity,trust and open-minded will be the key to the success for both parties.We sincerely welcome all VOIP interconnection.


We need large nubmer of  non cli routes, we have more than 2000lines  calls at same time, you can buy our devices, then we provide all other things for you!


You can also sell your routes to us, we send you very good traffic with good rate!!!!

Our Services

 we are real manufacturer and can give you factory price. we can give you professional free support services with the help of our technology support engineers.

 goip gsm gateway 16

goip gsm gateway 16







1.What is main funtion of the 8 ports terminal gsm voip gateway


For call terminal


2.What is the software can be supported by GoIP?


VOS,VPS,VoIP switch,3CX,P·B·Xes,free PBX,MOR


3. What is the hardware can be supported by GoIP?


IPPBX and so on


4. What is the bandwidth requested by GoIP?


It is up to your voice code.G723 need 23kbps per channel,G729 need 34kbps,
G711 need 90 kbps


5. Is there any 32 ports or 64 ports GSM VOIP GATEWAY?


Each gsm port need 30-45 kpbs upload,and for adsl's upload bandwith is 512 kpbs. So max is 8 port ,our 8 port will come into the market in May.



6.What is the difference between the new GoIP(antena bulit in)and the previous GoIP?


 The function is the same with the previous GoIP.The only difference is antena.


New GoIP antena is bulit in the board.



7.What is the communication network can be supported by GoIP?


GSM network



8. How about our service?


 We have professional engineer to help you about all your tech problems anytime,the satisfaction of our customers is our greatest desire.



9,What is our main express shipment?


DHL,UPS,FEDEX,TNT,EMS(can ship to anywhere all over the world)


 voip gateway device

voip gateway device





>We provide stronge tech support about VOIP server and A-Z termination. (6 days*12 hours)


>We can help you rent a VoIP server in USA.


>We can provide copy version VOS.


>We can install Relay server, SMS server,SMB server for you.


(for free)


>We can offer voip terminal guide.


>We may need your termina routes.


>We offer full tech support untill your gateway runs.


goip gsm gateway 16

goip gsm gateway 16

Transaction History of the Supplier

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Transaction Overview


Transaction Details

This supplier has completedtransactions with buyers from .

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Transaction Value
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Trade Assurance
China (Mainland)
Transaction Level:
Supplier Assessments:
13 Transactions 8,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $56,000
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