High Performance GSM Gateway AP-GS3500 (36ch), Module Type Dual Power Redundancy, 4 Port GSM Module, 4 Port LTE VoIP Module, 8 Port FXS, 8 Port FXO, Digital E1/T1 Module

VoiceFinder AP-GS3500 is a new cutting edge Analog or IP to GSM gateway supporting maximum 32 ports of GSM Voice interface. GSM and analog/digital interface of AP-GS3500 provide an optimized call scenario when it interoperates with conventional PBX. Compact cost effective design and system architecture of AP-GS3500 provides customer satisfaction in high quality, performance and system reliance. This product uses the state-of-art technology voice compressed algorithm and unique QoS algorithm of AddPac to maintain the maximum voice quality under fast internet line and slow internet line as well.

GSM and VoIP Gateway Service Both Support

AddPac AP-GS3500 is a device that can support both GSM gateway service (Digital E1/T1->GSM or VoIP->GSM) and VoIP gateway service (Digital E1/T1->VoIP) simultaneously. It also supports SIP, H.323 Multiple VoIP signaling protocol, various voice codec support(G.711, G.726, G.729a, G723.1), nine(9) module slots for GSM and VoIP module, one(1) module slot for CPU board, two(2) fast ethernet ports, 1-port RS232C console, and state-of-art technologies and services.

Supports maximum 32 ports of GSM interface

GSM gateway combining IP-PBX(or Conventional PBX) is now suggesting a new model for a main voice communication solution. In order to be a part of advanced VoIP communications naturally in the future, making an excellent choice of choosing GSM gateway is essential. VoiceFinder AP-GS3500 is a mid-range GSM gateway providing total 32GSM interface ports + one(1) Digital E1/T1 port or 24 GSM interface ports + 24 FXS(or FXO) interface ports. It is suitable for general enterprises, medium and large public offices. It has functions as a media gateway which interoperates with IP-PBX or conventional PBX. Especially AP-GS3500 provides an optimal solution of VoIP and GSM communications in telephony environments that using telephone lines and PBX to get connect with a head office.

Powerful networking protocols

VoiceFinder AP-GS3500 GSM VoIP Gateway supports two(1) 10/100 Base-T fast Ethernet Interface ports and provides stabilized leased line environment, ADSL environment, cable modem environment, fixed IP Address, supports all flow IP environment so that it can be selected in accordance with user environments. 

AddPac IP Telephony Total Solution

AddPac technology is not just a vendor of GSM Gateway Box for the customer satisfaction, but it provides various products for appropriate network environment for VoIP, Media Gateway, audio/video terminals, audio/video MCU, IP audio/video broadcast, VoD solutions, network DVR solution, audio/video recording solutions, and traffic controller QoS device solutions. In the future, All IP based multimedia telephony environment, various audio/video resources should be shared on an IP Network; thus, the integration of solutions for each area and entire solutions are considered as top priority. AddPac IP telephony solution is designed to consider the integrated multimedia solution so that it can satisfy the various needs of customer. 

AddPac’s various GSM, VoIP Gateway series and multimedia network devices have been fully recognized in terms of its performances and stability throughout the world. AP-GS3500, with our accumulated experiences and know-how in the enterprise and service provider markets, will provide full satisfactions for customers who ask for a next-generation GSM-Gateway.