Send Message

White 4 Channel VOIP GSM Gateway

Basic Information
Place of Origin: Guangdong, China (Mainland)
Brand Name: OPTFOCUS
Certification: CE,FCC
Model Number: OFS-GP4I
Minimum Order Quantity: 1pcs
Price: negotiated
Packaging Details: The seller standard export package.
Delivery Time: within 3-5 days after get payment
Payment Terms: L/C, T/T, Western Union,Paypal
Supply Ability: 10000pcs one month
Color: White Protocol: SIP/H.323
Operating Temperature: 10°C To 40°C(50°F To 104°F) Storage Temperature: 0°C To 50°C (32°F To 122°F)
Weight: 0.40kg
High Light:

outdoor fiber optic cable


ftth drop cable


White VOIP GSM Gateway 4 Channel with Internal Attenna SIP Proxy Mode





GP is designed to work in conjunction with key phone systems and IP-PBX to provide GSM communications. The extensive compatibility of the GP makes it an ideal choice 

to be deployed in multi vendor open architecture VoIP networks. GP is a great way to provide fast phone 

service deployment where regular PSTN line may not be readily available. GSM gateway also provides 

significant savings in usage, infrastructure and maintenance cost compared to conventional PSTN.



Benefits of GP


Key Features

Highly stable embedded Linux operating system in high performance ARM 9 Processor




A VoIP GSM gateway (GP) is an IP-based device that enables inbound and outbound VoIP and GSM cellular calls. It is a great alternative

to PSTN, especially in area where GSM service is available for VoIP call termination. A typical set up is 

shown as follow:


White 4 Channel VOIP GSM Gateway 0 


Standards Supported

User account authentication using MD5


Enhanced Features


Hardware Specifications


Operating temperature: 10°C to 40°C (50°F to 104°F)

Storage temperature: 0°C to 50°C (32°F to 122°F)

Weight:  500 g (1 lb) (Including AC/DC Adapter) for GP

              1350 g (3 lb) (Including AC/DC Adapter) for GP4

Power: 12 Vdc 500 mA (AC/DC adapter included) for GP

            12 Vdc 2000 mA (AC/DC adapter included) for GP4







Contact Details
Ms.Jenny Mo

Phone Number : +8613724374817

WhatsApp : +8613724374817