Notice:
1) Kindly tell me your telephone number to speed up shipment arrangement.
2) Buyer is reponsible for clearance and import duty at destination port.
3) We can put lower value at commercial invoice if you request declaring lower value.
4) The item is 100% new !
5）Warranty 1 year
Purchase notice:
Kindly leave me a message to tell me about the declared name,and the declared value for customs to avoid some unnecessary issue ,it will help us make the shipment fast and easier.Thank you.
Product name: Voip GSM gateway
Model: GOIP-8
Work frequency:850/900/1800/1900mhz
Support ITU H.323 V4 and IETF SIP V2
Support IMEI change
Support Sim Bank
support multi-device group
Warranty: one year
The GoIP-8 is 8 Channels GSM Gateway bridges the GSM and the IP networks by enabling voice communications. It is an ideal for VoIP to Local termination where a fixed telephone line (PSTN) is not available or for cellphone roaming via a VoIP network. It enable you can save distance charges significantly .
Key Features:
--GOIP-8 support Open Standard VoIP Protocols (ITU H.323 V4 and IETF SIP V2)
--Single or Multiple Server Registrations
--It has Two 10/100 Ethernet circuits connect to the LAN and an additional device
--GSM module for making GSM calls
--Speech quality ensured by QoS at the Ethernet and IP layers and comprehensive jitter buffer
--It support VLAN and QoS
--NAT Transversal and Router functions
--Voice prompts, HTTP Web, Auto Provision support for configuration and updates
--Highly stable embedded Linux operating system in high performance ARM 9 Processor
Basic Features:
--LEDs for Power, Ready, Status, WAN, PC, GSM
--Support Call forward from GSM to VoIP and VoIP to GSM
--Dial in mode or dial out mode only
--Dial Plan
--Password protection for both GSM dial in or dial out
--Retransmit GSM Caller ID to VoIP terminal
Enhanced Features:
--Dynamic selection of codec
--Advanced jitter buffer
--Automatic traversal of NAT and firewall
--VLAN / Qos
--Router
--Echo cancellation for Speakerphone
--Comfort noise generation (CNG)
--Voice activity detection (VAD)
--Auto provisioning (requires auto provisioning server)
--On line firmware upgrade
--Multi-language support: English and Chinese
Supported Standards
--ITU: H.323 V4, H.225, H.235, H.245, H.450
--RFC 1889 - RTP/RTCP
--RFC 2327 SDP
--RFC 2833 RTP Payload for DTMF Digits, Telephony Tones and Telephony Signals
--RFC 2976 SIP INFO Method
--RFC 3261 SIP
--RFC 3264 Offer/Answer model with SDP
--RFC 3515 SIP REFER Method
--RFC
--RFC 3489 Simple Traversal of User Datagram Protocol (UDP) Through Network Address Translators (NATs)
--RFC 3891 SIP Replaces Header
--RFC 3892 SIP Referred-By Mechanism
--draft-ietf-sipping-cc-transfer-04 Session Initiation Protocol Call Control - Transfer
--Codec: G.711 (A/µ law), G
--DTMF: RFC 2833, In-band DTMF, SIP INFO
Physical and Environmental:
--Operating temperature:
--Storage temperature:
--Weight:1.3 kg (Including AC/DC Adapter)
--Size:
--Power: 12 Vdc
Warranty: one year
Return/Exchange Policy
--We do our best to serve our each customer.
--If buyer confirm the item can`t work well due to the non-artificial factors,buyer can return it to me .We will replace it with a new one after we receive the returned items.it is also OK if the buyer expect a refund .On receiving items, we will refund you immediately.
--A full refund will be given if items are returned in their original condition.
--Buyers are responsible for return shipping fee with proper packaging.
--Items damaged or missing components is not refundable.
--Please contact me first before returning by ebay message(email).
Contact
--We always try our best to make sure that the buyers have a happy purchasing experience .
--We understand every buyer concerns and frustrations,and will do our endeavor to resolve the issues you might have.Please contact me first before open an ebay/paypal dispute or leaving negative feedback or 1,2 rates. So please give me the opportunity to resolve any problems.
--Dear buyers, we appreciate your support to my store, if you are satisfied with our service, please let me know.Your recognition and support will make us more confident to develop business and serve you better. Thank you very much !