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  1. GRP2670 - Grandstream Networks

  2. Grandstream 12 Lines, 6 SIP Accounts, 7in touch screen (color ...

  3. GRP261x/GRP262x/GRP263x/GRP2670/GRP2650 Series - User Guide

  4. GRP2670 - Quick Installation Guide - Documentation Center

  5. Grandstream GRP2670 Touchscreen Carrier Grade IP Phone

  6. Grandstream GRP2670 - VoIP phone - 5-way call capability

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