32/32 Ports VOIP Gateway Cheaper VOIP Gateway SIP Gateway Products
SK Gateway is a multi-functional and high performance product, which is designed with advanced embedded technology. SK Gateway is able to process traditional voice call service and internet data service. It adapt new hardware and software structure, which supports up to 32 concurrent calls and perfectly support G729a/b/e, G723.1, G.711 A/U law and iLBC codecs at the same time.
SK32-32, SK32-128,SK32-256,SK32-512 support 32 calls at one time,which is different in the number of SIM cards it can insert. SK32-32 can insert 32 SIMs while SK32-128 can insert 128 SIMs at most,means 4 SIMs in one channel.SK32-256 can insert 256 SIMs at most,means 8 SIMs in one channel. Similarly, SK32-512 support 16 SIMs for each channel.
Caller ID display/generation, Mobile Number Portability
Voice codecs:G729a/b/e,G723.1,G.711 A/U law, iLBC
Silence suppression & detection(VAD, CNG)
Adaptive jitter buffer
Number of Ports
1 WAN 10/100Base-T ethernet(RJ-45 connector)
1 LAN 10/100Base-T ethernet(RJ-45 connector)
1 Power and 32 groups of card online and running status indicator
100-240VAC, 50 - 60 Hz IN, 12V/5A OUT
Operating temperature: 0 - 50ºC
Operating humidity: 10 – 90%RH
Relay Encryption Solution(Fix IP Blocking)
SIM Rotating Automatically(Fix SIM Blocking)
Base Station Switch
SIM Hot Plugging
Remote Control(Manage Device Anywhere)
SMS Receive & Send
SMS Send, Receive and Forward(GSM/SIP/HTTP)
AT Command , USSD
SMS Format: PDU/TXT
PIN Code Management
CDMA Delay Answer
GSM Polarity Reversal
Caller ID Hidden(need SIM Card support)
Maintenance and Management:
USB Serial COM
Configuration Backup and Restore
Support HTTP/TFTP Upgrade
Call statistics: ASR,ACD,PDD
Remote Management System
Packaging & Shipping
For tech support :
6*24 hour tech support team online ! Free tech support forever!
For aftersale service:
If you devices get issue within 10 days after received, send it back to us and we change a new device for you , we will bear all the shipping cost!
If device get issue in 10 to 2 months, send it back to us and we fix for you , we will bear the sending cost from our side !
All devices can be fixed free in one year !
Note: We have A-Z live traffic ,we can buy your route !
China Skyline Telecom Co., Ltd. was founded in 2007. Focus on the communications industry for more than 10 years. We have over 150 employees, 15 departments and more than 10 production lines. More than 200 companies from over 60 different countries have established business with us. Our company is a manufacturer of VoIP Gateways, GSM VoIP gateways, Industrial Routers… with well-equipped testing devices 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.
Q: 1 . How can I start voip business?
A: For voip business , you need devices , server , softswitch , sim cards and internet ; and our company can provide devices ,server and softswitch like vos3000.
Q : 2. If I be faced some issues about the devices , how can i solve it ?
A: The device has one year warranty , and also we provide good service , tech free but strong support.
Q :3. If i use it for call terminal , but how can i find the traffic provider?
A: Our company also deal traffic business , so for Pakistan , Bangladesh,India,Afghan,Ethiopia and so on , we can provider the traffic.
Q: 4.If your routes facing the issue for quality not good , any solution ?
A:Dear , i can suggest you some solution for the good quality , also you can use our device for the high asr and acd .