8 port 32 sim gsm/cdma/wcdma voip terminal gateway,goip 4 sms send and receive ussd command goip 4

Call Control Protocols

SIP

Number of Channels

8 channels  (Up to 32 SIM Cards, 4 SIM per Channel)

Frequency

CDMA:  450 or 800/1900MHz 

Voice CODECs

G.729A, G.723.1, G.711 a/ulaw

Network Protocols

IPv4, TCP, UDP, PPPoE, DHCP, DNS, NAT, Telnet, HTTP, FTP, TFTP

Configuration and Management

- Web-based GUI

- Console, telnet command line

- Centralized network management

Firmware Update

Local file, FTP, TFTP and HTTP

Message Features

SMS batch receiving/sending, AT command compatible

Telephony Features

- Hot-line call

- Dial plan

- Speed dial

- Phone book

- CDR

- White list

Telephony Signaling

- DTMF tone detection/generation

- DTMF relay: in-band, RFC 2833 and SIP info

- Call forward: unconditional, no answer and busy

- N-way conferencing

- Mobile Number Portability

Voice Quality

- Echo cancellation

- Silence suppression (voice activity detection, comfortable noise generation)

- 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 console (RS-11 connector)

LEDs

1 power and 8 groups of signal strength and running indicator

Power Supply

100-240VAC, 50 - 60 Hz

Dimensions

- Rack mountable 1U chassis (compatible with 19" Rack)

- Width: 482mm

- Height: 44mm

- Depth: 210mm

Weight

2.5kg

Operating Environment

- Operating temperature: 0 - 50ºC

- Operating humidity: 10 - 90%

Warranty

12 Months

1.What is main funtion of the terminal gsm voip gateway GoIP?

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 16 port ,our 16 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)