We’d inform you that Htek UC40 Expansion Module has been discontinued since December 31, 2016. For new Expansion Module orders, we recommend you to choose our new UC46 Expansion Module and the new Module has much better user experience than before.
UC46 Expansion Module can be connected by our color IP Phones UC923, UC924, UC926, UC840, UC842, UC860, UC862.
In terms of the support, we promise to keep providing Technical Support and maintain RMA Policy for all Htek Products even EoL. If you have any questions, please contact with our local distributors, partners or direct Email us to firstname.lastname@example.org, email@example.com or call us 0086 84658050. Thanks for your support and understanding.