Equipped with an advanced chipset that enables exceptional use of 4G, the ADOC K4 takes audio quality to new levels thanks to its VoLTE and HD Voice support, greatly enriching the user experience. With Bluetooth® 4.1 connectivity, this handset facilitates call handling through wireless headsets and enables easy content sharing with other devices. The ADOC K4's dedicated call functionality keys optimize the handling of communications, allowing actions such as putting on hold, transferring calls, creating conferences or muting the microphone with efficiency and speed. This terminal not only promises robust connectivity, but also a seamless user experience tailored to modern communication needs.