Voyager 4300 UC Series connects to PC/Mac via new BT700 USB-A or USB-C adapter and a mobile phone via Bluetooth 5.1; Voyager 4300 with Voyager Office base (accessory) connects to a desk phone (via telephone interface cable), computer (via USB-A cable) and mobile (via Bluetooth) with the Office base. Voyager 4300 UC Series with Charge stand: Carry case, BT700 USB adapter, charge stand and charging cable. Charging cable length: 1.5 meters/ 4.9 feet

The one can is a single USB-C port that can be used for wired use and to charge the unit, and on either side of this are two small recesses designed to help engage the connections on the optional charging stand. Even if they weren’t entirely comfortable for our reviewer, for the majority of normal humans, these should be fine with these. As with all headphones, their suitability for all-day wear is a personal thing, and we wouldn't assume to say that everyone would find them comfortable enough for extended use. Except this ingenious design allows them to be fully reversible, moving the controls and the boom microphone to the left for those that prefer it there. Voyager Focus 2 UC connects to PC/Mac via new BT700 USB-A or USB-C adapter and a mobile phone via Bluetooth 5.1; Voyager Focus 2 with Voyager Office base (accessory, sold separately) connects to a desk phone (via telephone interface cable), computer (via USB-A cable) and mobile (via Bluetooth). The Voyager 4320 USB-A is a stereo headset designed for professionals who want superior sound insulation for their conversations, so they can fully immerse themselves in the conversation in question. This device will offer you great convenience during your exchanges. It features two low-pressure faux leather headphones, a memory foam headband and a flexible boom, all adjustable to your liking. The dual USB-A + Bluetooth connection of the headset allows you to use it on multiple devices such as: PC/Mac via the included dongle, smartphone or tablet via simple Bluetooth pairing. As a multipoint solution, the Voyager 4320 USB-A can be used on two devices simultaneously, allowing you to juggle multiple devices on a day-to-day basis. Powerful battery life: 24 hours of talk time

Flexibility comes first!

This tool is needed to upgrade the firmware on both the headset and BT700 Bluetooth adapter. And can also set audio limits on how loud the headset can be or how abruptly the volume can change. If the 4300 series has a stand-out feature, it’s undoubtedly the battery management, enabling up to 24 hours of talk-time and up to 47 hours of listening. It takes just 1.6 hours (96 minutes) to recharge fully, and you can get sufficient battery power for 10 hours from just 15 minutes of power connection. The audio representation to the wearer isn’t spectacular, but it is better than it needs to be for the typical usage. Voyager 4300 UC Series: Carry case, BT700 USB adapter and charging cable. Charging cable length: 1.5 meters/ 4.9 feet

Where we did experience a little discomfort is that the sideways pressure applied by the band trapped the reviewers' glasses between his ear and skull. Those with less beach-ball inspired craniums will probably be fine, but for others, these might prove unsuitable for prolonged use. greater noise reduction compared to Voyager Focus with Acoustic Fence technology to Microsoft Teams Open Office Premium level

50/50 2 Column

It is also obvious that the designer of these conceived them as both stereo and monoaural from the outset, as almost everything necessary is on the right side of the headset. No controls are on the left, reducing that side to merely a left-side driver. Whenever something significant happens, like the headset powers on or connects to the Bluetooth adapters, a voice informs the wearer what has occurred. From a user perspective, these are very friendly and easy to use. Our Voyager 4320 UC came in one, along with a tiny USB-A BT700 Bluetooth adapter and a USB-A to USB-C cable. The cable is required to charge the headphones, but it can also double to provide a wired link to a computer should you not wish to use Bluetooth. Another exciting aspect of this design is that it has a different mix of audio functionality than we’ve seen elsewhere. Its designers focused more on the microphone and its abilities than the reduction in ambient sound on the wearer.

Handling these for the first time, they feel lightweight (162g) but substantial. Construction appears to be primarily glass-reinforced plastic with very high-quality injection moulding used throughout. The positioning of the Voyager 4320 UC between these products hints that Poly is looking to draw customers from both ends of this spectrum. The American giant Poly adapts to the global professional evolution and user needs by introducing a new range of products: Voyager 4300. Designed for professionals who want the freedom and mobility to communicate, the Voyager 4300 Series wireless headsets are comfortable, discreet and, above all, flexible solutions that respond to the new global professional approach: hybrid working. By choosing a Voyager 4300 Series headset, professionals can talk hands-free wherever they are - in the office, at home or even on the move - without losing efficiency. Voyager 4300 Series headsets can be used for both professional and personal use to play media through their Bluetooth connection. For professionals Voyager Office base*: Desk phone, Softphone selector button. Microsoft Teams button (Microsoft Teams version only)Adjustment for head size is via notched arms that slide inside the headband. Once you’ve set these to your optimal position, there is sufficient friction that they should move while you are handling the headset away from your head. Up to 50 m/164 ft (UC version) – increased range due to new BT700 USB adapter; up to 91 m/300 ft (Office version) What might be more of an issue is the pricing. These are more expensive than some of the comparable designs, like the EPOS I SENNHEISER Adapt 260 and the Sony WH-1000XM3. Though, they are cheaper than the Bose 700 UC and Sony WH-1000XM4. Alongside the hardware configuration functions, Poly Lens Desktop App also has wellness reminders to tell users when they need to move around or look away from the screen.