Document Download

• Htek_UC921G_Datasheet 2023-06-01 
• Htek_UC921G_Quick Reference 2019-10-09 
• Htek_IP_Phones_UC921(G)_User_Manual_V4_6_16 2020-08-13 

Firmware Download

• fw910M_2.42.6.5.45R68_20230727.zip 2023-08-01 
• Click here to learn more previous firmware versions 2018-10-18 
• Htek_UC921G_Firmware_2.0.4.8.17 2020-09-23 
• Htek_3CX_UC921G_Firmware_2.0.4.8.11 2021-05-06 
• Htek_IP_phones_Release_Notes_of_Version_V2.0.4.8.11 2021-05-06 
• Htek_IP_phones_Release_Notes_of_Version_V2.0.4.8.17 2020-09-24 

User Guide Download

• Htek_IP_Phones_UC9xx_User_Manual 2023-07-31 

Provsion Guide Download

• Htek_UC9xx_Series_IP_Phones_Auto_Provision_User_Guide 2023-07-31 

Technical Documents Download