- IT Support
How to Switch IT Support Providers Without Downtime
2 Dec, 2025

£144.78 inc. VAT
AI-generated summary
The Jabra Link 400a is one of those “boring but essential” bits of kit. If you’re already using Jabra DECT headsets and want a clean way to connect them to a PC via USB, this dongle does that job with minimal fuss. For £120.65 ex-VAT it’s not cheap, but it’s reasonable if you value reliability over fiddly Bluetooth setups—especially in busy offices where cordless interference and connection flakiness can be a real headache. In day-to-day use, it feels aimed at the practical IT buyer: plug it in, pair the headset, and get on with work.
Who should buy: teams standardising on Jabra DECT headsets (contact centres, sales teams, reception/office roles) where you want consistent call quality and good mic performance without tying up staff with re-pairing or laptop audio quirks. Who should *not* buy: if you only occasionally use a headset, or you’re already on Bluetooth and happy with it—this is better seen as part of an established DECT ecosystem rather than a universal “fix any headset” answer. Also, double-check compatibility with the specific Jabra headset model you’re running; paying premium for a dongle and then discovering your handset/headset pairing isn’t right is an expensive way to learn.
INDUSTRY-LEADING WIRELESS RANGE
This compact, flexible USB DECT adapter keeps you connected up to 150m away from your laptop and also enables you to easily move about with your laptop during calls. It’s time to go free range.
WHY DECT?
DECT is designed specifically for wireless telephony communications, making it an ideal choice for call-intensive workers who need additional mobility. The Link 400 delivers a wireless range that’s...
PORTABILITY
Unlike traditional USB adapters, the Link 400 has a unique, bendable design that delivers extra durability – reducing the risk of damage if you happen to leave it plugged into your laptop when you ...
EASE OF USE
The Link 400 features a large button for easy one-touch pairing with your Engage headset. The bright colour-coded LED helps you to manage calls effectively, turning blue when connected, green when ...
SECURITY
The Link 400 is DECT Security certified. But your data security is our priority, so it also goes beyond DECT Security step C level, with additional military-grade FIPS 256-bit encryption algorithms...
COMPATIBILITY
The Link 400 is included with the Engage 55 and can also be purchased separately to upgrade Engage 65 and 75 headsets to base-free mobility.1 Give your headset a serious mobility boost.

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