Avaya 3735 features enterprise-grade telephony with professional messaging, Bluetooth, and personal alarm all in one very capable DECT handset. The display backlight helps to operate and use the handset in complete darkness.
The Avaya 3735 support Bluetooth Hands-Free Profile (HFP) version 1.6 to allow using Bluetooth headsets with the handset. The handset supports the call setup service including Basic Push To Talk (PTT Voice). The Basic PTT is presented as an incoming call when setup. Acoustic localization signal (ALS) is possible to configure the handset when an alarm is activated.