Description
Yealink BT40 – Specifications
Overview
-
Device type: USB Bluetooth dongle for Yealink IP phones
-
Purpose: Adds Bluetooth connectivity to compatible Yealink SIP phones for wireless headset use
Bluetooth & Wireless Features
-
Bluetooth version: 4.0 + HS
-
Backwards-compatible with older Bluetooth versions (1.1 / 1.2 / 2.0 / 3.0)
-
Supports wideband audio / HD voice via Bluetooth headset
-
Supports A2DP and standard Bluetooth headset/audio profiles
-
Multipoint support: connect to multiple Bluetooth devices simultaneously (up to 4)
-
Operating range: up to ~10 meters from phone to headset
Functionality with IP Phones
-
Allows answering and ending calls via connected Bluetooth headset
-
Adjust headset volume from headset or phone (depending on headset/phone support)
Physical / Connection / Compatibility
-
Interface: USB 2.0 — plugs into the USB port of a compatible Yealink SIP phone
-
Compact USB-dongle form factor, lightweight
-
Compatible with Yealink IP phones that support USB headset or Bluetooth dongle usage
Typical Use Cases
-
Office desks for hands-free call handling
-
Call centers or reception areas where mobility is needed
-
Situations where the user moves around while staying on calls (within Bluetooth range)
