Grandstream GXP2020EXT
Grandstream has discontinued the GXP2020EXT. It still works on smplVoice, The Tech Team™ still supports it, and the recommended replacement is below.
Overview
About the Grandstream GXP2020EXT
GXP2020/GXP2120 EXT Expansion Module The GXP2020EXT delivers additional functionality, versatility and flexibility to Grandstream’s GXP2020/2010/2110/2120 enterprise IP phone series. It is the ideal solution for offices that manage high call volumes or an office receptionist.
Replacement
Replacing a Grandstream GXP2020EXT
GRP2612P
4-Line Professional IP Phone Designed for Mass Deployment and Easy Management
Support & downloadsGRP2614
4-Line Professional IP Phone Designed for Mass Deployment and Easy Management
Support & downloadsGRP2615
10-Line Professional IP Phone Designed for Mass Deployment and Easy Management
Support & downloadsGRP2624
8-Line Professional IP Phone Designed for Mass Deployment and Easy Management
Support & downloadsNeed help with your GXP2020EXT?
Tell us a little about your business and a voice specialist will reach out to talk it through.
- A plan built around how your team actually works
- Help moving your existing phone numbers
- Setup and ongoing support from The Tech Team™
Grandstream and Grandstream product names are trademarks of Grandstream Networks, Inc. Product information, images and documents are published by Grandstream (source) and provided here for reference by smplVoice. Firmware and documents are Grandstream’s original, unmodified files.

