SK 32-256 ports VOIP gsm gateway

Skyline is a professional developer and manufacturer of VoIP products. Skyline provides SK brand VoIP communication devices and solutions. And we also offer customized products and OEM service. They are a cost-effective gateway for SOHO, SMEs and system integrators and it also opens up new revenue generating opportunities for service providers.
SK 32 ports series is able to process traditional voice call service and internet data service, which supports up to 32 concurrent calls.
SK32-32, SK 32-128, SK 32-256,SK32-512,support 32 calls at one time,which is different in the number of SIM cards it can insert. SK 32-32 can insert 32 SIMs while SK 32-128 can insert 32 SIMs at most,means 4 SIMs in one channel. Similarly, S 32-256 support 8 SIMs for each channel.

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32 ports 256 slots goip 's new functions:
1. Support IMEI change automatic and support USSD
2. Support automatically detect the ACD ASR
3. Support automatically detect the sim card issue
4. Save your internet bandwidth ,15kb/s for 1 call
5. Including the sim bank feature of avoiding the sim card blocked

Technical Parameters
Model SK GSM 32-256 VoIP Gateway
Number of Channels 32 port voip gateway
Frequency GSM: 850/900/1800/190MHz
CDMA:800/1900MHz
WCDMA:850/900/1800/1900/2100MHz
SIP Specification SIP/2.0 RFC3261
Session Timer RFC4028
STUN
Network Protocols DHCP / PPPoE / VPN (pptp)
NTP
Telnet / HTTP / FTP / TFTP
Encryption
Telephony Features
Hot-line call ,Dial plan, Speed dial, Phone book, CDR, LCR,
White/Black list
Telephony Signaling DTMF tone dectection/generation
DTMF relay: in-band, RFC 2833 and SIP info
Call forward: unconditional, no answer and busy
N-way conferencing
Caller ID display/generation, Mobile Number Portability
Voice Capability Voice codecs:G729a/b/e,G723.1,G.711 A/U law, iLBC
Echo cancellation
Silence suppression & detection(VAD, CNG)
Adaptive jitter buffer
Volume adjustable
IVR customized
Number of Ports 1 WAN 10/100Base-T ethernet(RJ-45 connector)
1 LAN 10/100Base-T ethernet(RJ-45 connector)
1 Console(USB)
LEDs
1 Power and 16 groups of card online and running
status indicator
Power Supply 100-240VAC, 50 - 60 Hz IN, 12V/5A OUT
Operating Environment Operating temperature: 0 - 50ºC
Operating humidity: 10 – 90%RH
Warranty 12 Months warranty for Gateway gsm

Packaging & Shipping

Package:strong carton box with water proof for VoIP SK Gsm Gateway
Delivery :Once we get your order,we can find the lowest shipping cost for you and offer special packing for custom clearance
hot sale change base station sk32-256 voip gsm gateway
Our Services
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 !
hot sale change base station sk32-256 voip gsm gateway
Company Information
CHINA SKYLINE TELECOM CO.,LIMITED was founded in 2002.We have over 120 employees ,15 departments and more than 10 production lines.More than 200 companies have established business with us,and they are from 80 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!
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FAQ
1) Q:What is the minimum order?
A: Yes, our company mainly deals with wholesale deals,but if you insist buying one piece,or you just need one piece,we would be very likely to make the MOQ as 1 set for you though.
2) Q:What payment methods your company accept?
A:We accept most often payment methods,but mainly accept Western Union,bank wire and MoneyGram.
3) Q:I haven't done business with you guys before,how can i trust your company?
A:Our company has been in Alibaba.com for 15 years,which is longer than most of our fellow suppliers,we've been golden suppliers for years.what'smore,we've got quite a lot authority certificates,for example,CE, RoHS, ISO9001, BV, Alibaba onsite check certificate. I hope those above will be persuasive enough.We chinaskyline have good reputation in voip industry.
4)Q: If i do not have skype ID , then how can i chat with you?
A:Also i have wechat and whatsapp , my account same is +86 15754708218
5)Q: If i can not do the customs clearance fee , then what can i do ?
A: Do not worry , dear , we have strong ability for this.