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UC900U Series UC900 Series Accessories Common Documents Firmware Archive
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UC921

Document Download

  • Htek_UC921_Brochure 2019-10-09
  • Htek_UC921_Quick Reference 2019-10-09
  • Htek_IP_Phones_UC921(G)_User_Manual_V4_6_16 2020-08-13

Firmware Download

  • Htek_UC921(G)_Firmware_2.0.4.8.17 2020-09-23
  • Htek_3CX_UC921(G)_Firmware_2.0.4.8.11 2021-05-06
  • Htek_IP_phones_Release_Notes_of_Version_V2.0.4.8… 2021-05-06
  • Htek_IP_phones_Release_Notes_of_Version_V2.0.4.8… 2020-09-24
  • Htek_IP_Phones_UC921(G)_User_Manual_V4_6_16 2019-12-02