Yealink BT41 Bluetooth 4.1 Adapter for IP Phone - USB 2.0 External Dongle
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Product Features
Technical Overview
This adapter operates on the Bluetooth 4.1 standard, providing reliable, energy-efficient wireless communication within typical office ranges. It connects via a USB 2.0 interface, ensuring broad compatibility with Yealink phone models that feature a standard USB host port for peripherals.
The technical implementation focuses on stable audio profiles for telephony, supporting headset and hands-free profiles essential for clear voice transmission during calls. The adapter handles the wireless protocol translation, allowing the IP phone to manage call functions like answer, end, and mute through the paired headset.
Relevant factors for this section include Bluetooth Standard, Host Interface. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
A strong technical summary explains how the product's interfaces, hardware profile, and operating characteristics work together in real deployment. Buyers often need this context to confirm compatibility with existing devices, expected performance in daily use, and whether installation will be straightforward for IT staff or end users.
Key Product Advantages
The BT41 adapter transforms wired IP phone stations into flexible wireless workpoints. Its primary advantage is delivering certified Bluetooth functionality specifically tuned for Yealink's telephony ecosystem, ensuring reliable performance that generic adapters may not provide.
Simplified Wireless Upgrade
Add Bluetooth capability to compatible Yealink IP phones without replacing the entire handset or system, protecting your existing telephony investment.
- Uses existing USB port
- No phone firmware modifications needed
- Maintains all native phone features
Compact & Portable Design
The tiny external form factor makes it easy to install, move between phones, or store. Its minimal weight and size ensure it never interferes with desk aesthetics or phone placement.
- Ultra-lightweight at 2 grams
- Discreet footprint
- Easy relocation between devices
Deployment / Use Cases
Deploy the Yealink BT41 in any professional setting where users require hands-free communication but prefer the audio quality and reliability of a dedicated desk phone over softphones or mobile devices. It is ideal for call center agents, reception desks, office managers, and professionals who spend significant time on calls.
Common use cases include enabling wireless headsets for users who need mobility within their immediate workspace, reducing cable clutter on busy desks, and creating accessible workstations for users who benefit from hands-free operation. The adapter is also useful in shared phone environments or hot-desking setups where a personal Bluetooth headset can be paired quickly to any equipped phone.
Physical Profile
The adapter features a minimalist external dongle design with dimensions of 0.71 inches wide, 0.55 inches deep, and just 0.22 inches tall (18 × 14 × 5.5 mm). Weighing approximately 2 grams, it adds negligible bulk to the host phone. The compact form ensures it fits discreetly behind or beside most phone units without obstructing other ports or controls. Its external nature allows for easy visual confirmation of connection status and simple removal if needed.
- Width
- 0.71" (18 mm)
- Depth
- 0.55" (14 mm)
- Height
- 0.22" (5.50 mm)
- Weight
- 0.07 oz (2 g)
Highlights
- Adds Bluetooth 4.1 wireless capability to compatible Yealink IP phones.
- Plug-and-play USB 2.0 external dongle requires no software installation.
- Enables pairing with Bluetooth headsets for hands-free calling.
- Supports standard telephony audio profiles (HSP/HFP) for clear voice.
- Ultra-compact design measures just 0.71" × 0.55" × 0.22".
- Minimal weight of 0.07 oz (2 g) ensures discreet installation.
- Simplifies desk setups by reducing wired headset cables.
- Ideal for call centers, reception desks, and office professionals.
Specifications
| Specifications | |
|---|---|
| Manufacturer | Yealink Network Technology Co., Ltd |
| Manufacturer Part Number | BT41 |
| Brand Name | Yealink |
| Product Model | BT41 |
| Product Name | USB Dongle for Bluetooth Headsets |
| Product Type | Bluetooth Adapter |
| Technical Information | |
| Bluetooth Standard | Bluetooth 4.1 |
| Interfaces/Ports | |
| Host Interface | USB 2.0 |
| Physical Characteristics | |
| Form Factor | External |
| Height | 0.22" (5.50 mm) |
| Width | 0.71" (18 mm) |
| Depth | 0.55" (14 mm) |
| Weight (Approximate) | 0.07 oz (2 g) |
| Miscellaneous | |
| Device Supported | IP Phone |
| Country of Origin | China |
User Manual
FAQ
What Yealink phone models is the BT41 adapter compatible with?
The BT41 adapter is designed for Yealink IP phones that feature a standard USB host port for peripherals. Compatibility depends on the phone's hardware support for USB audio devices. You should consult your specific Yealink phone model's documentation or Yealink's official compatibility list to confirm support before purchase, as not all phone models may recognize or fully utilize external Bluetooth adapters.
Does this adapter work with any Bluetooth headset, or only Yealink brands?
The BT41 adapter should work with most standard Bluetooth headsets that support the Headset Profile (HSP) and Hands-Free Profile (HFP), which are common for telephony. It is not restricted to Yealink-branded headsets. However, for guaranteed performance and feature support, using headsets that are tested and certified by Yealink is recommended, as they ensure optimal integration with the adapter and phone call-control functions.
What is the effective wireless range when using this Bluetooth adapter?
As a Bluetooth 4.1 Class 2 device, the BT41 adapter typically provides a reliable wireless range of up to 10 meters (approximately 33 feet) in open, unobstructed environments. Actual range can be reduced by physical obstacles like walls, electronic interference from other devices, or the specific headset being used. For consistent call quality, it is best to operate within a clear line of sight to the adapter.
Can I use this adapter to connect multiple Bluetooth headsets to one phone simultaneously?
No, the BT41 adapter supports pairing with one Bluetooth headset at a time. It operates in a point-to-point connection mode typical for telephony adapters. If you need multiple wireless headsets connected to a single phone, you would require a different solution, such as a phone model with built-in multi-pairing support or a dedicated conference phone designed for that purpose.
Is any driver software or configuration needed on the IP phone to use this adapter?
The adapter is designed for plug-and-play operation on compatible Yealink IP phones. No additional driver software installation is typically required on the phone itself. Once plugged into the USB port, the phone should automatically detect it as an audio device. You may need to access the phone's settings menu to enable the Bluetooth function or initiate the pairing process with your headset, following the standard pairing procedure for Bluetooth devices.
What are the primary differences between Bluetooth 4.1 used here and newer versions like Bluetooth 5.0?
Bluetooth 4.1, used in the BT41, offers reliable, low-energy connectivity well-suited for voice communication. Compared to Bluetooth 5.0, the key differences are that version 4.1 has a shorter maximum range (typically up to 100m for 5.0 vs. ~10m for Class 2 4.1) and lower data throughput, which is not a limitation for audio calls. For telephony applications, Bluetooth 4.1 provides stable connections, good battery efficiency for headsets, and broad compatibility, making it a mature and effective choice for this adapter's purpose.
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