1. Úvod
The Poly Voyager 4320 UC is a Bluetooth over-the-head stereo headset designed for professionals requiring seamless connectivity and productivity in various work environments, including office and home. This headset offers clear audio quality, advanced noise-canceling features, and extended battery life for all-day use.
- Jasná kvalita zvuku: Features a noise-canceling dual microphone with Acoustic Fence technology to block background noise.
- Všestranná konektivita: Connects wirelessly to PC/Mac via the included BT700 USB-C Bluetooth adapter (with USB-C to USB-A adapter) and to mobile phones via Bluetooth 5.2. Supports corded USB audio mode.
- Prodloužená životnost baterie: Provides up to 24 hours of wireless talk time.
- Pohodlný design: Equipped with an adjustable padded headband and memory foam ear cushions for prolonged comfort.
- Hybrid Work Ready: Portable design with an included travel pouch, suitable for use at home or in the office.
- Integrace platformy: Optimized for use with Zoom, Microsoft Teams, and other major communication platforms.
2. Obsah balení
Ujistěte se, že v balení produktu jsou přítomny všechny položky:
- Bezdrátová sluchátka Poly Voyager 4320 UC
- Bluetooth adaptér BT700 USB-C
- Adaptér USB-C na USB-A
- Přepravní pouzdro
- Nabíjecí kabel

Image: The Poly Voyager 4320 UC Wireless Headset shown with its included USB adapter.
3. Konec produktuview
Familiarize yourself with the key features and components of your Voyager 4320 UC headset.

Image: Diagram highlighting the adjustable padded headband, memory foam ear cushions, easy access mute button, and LED indicators on the Poly Voyager 4320 UC headset.
- Adjustable Padded Headband: Ensures a comfortable fit for various head sizes.
- Memory Foam Ear Cushions: Provide comfort during extended wear and passive noise isolation.
- Flexible Boom Microphone: Can be positioned for optimal voice pickup.
- Pinch-to-Mute Button: Located on the microphone boom for quick muting.
- Dual LED Indicators: Clearly show when you are on a call, preventing interruptions.

Image: Visual representation of the noise-canceling dual mic with Acoustic Fence technology, designed to eliminate background noise.
4. Nastavení
4.1 Nabíjení headsetu
Before first use, fully charge your headset. The headset provides up to 24 hours of talk time on a full charge. You can also use the headset in corded USB mode while it charges.
- Connect the charging cable to the headset's USB-C port and to a power source (e.g., computer USB port, wall adapter).
- LED indikátor na sluchátkách bude ukazovat stav nabíjení.
4.2 Connecting to a Computer (PC/Mac)
The Voyager 4320 UC connects to your computer using the included BT700 USB-C Bluetooth adapter.
- Insert the BT700 USB-C Bluetooth adapter into an available USB-C port on your computer. If your computer only has USB-A ports, use the provided USB-C to USB-A adapter.
- Power on your headset. It will automatically attempt to pair with the BT700 adapter.
- Once connected, the LED on the BT700 adapter will turn solid blue.
- Ensure the Poly Voyager 4320 UC is selected as the audio input and output device in your computer's sound settings and communication applications (e.g., Zoom, Microsoft Teams).

Image: Illustration showing the headset's versatile connectivity options, including connection to a PC/Mac via the USB-C BT700 Bluetooth adapter and to a mobile device via Bluetooth v5.2.
4.3 Connecting to a Mobile Phone
The headset can also connect directly to your mobile phone via Bluetooth 5.2.
- With the headset powered on, activate Bluetooth pairing mode. (Refer to your headset's specific button combination for pairing mode, usually holding the power button or a dedicated Bluetooth button).
- V mobilním telefonu přejděte do nastavení Bluetooth a vyhledejte nová zařízení.
- Select "Poly Voyager 4320 UC" from the list of available devices.
- Once paired, your phone will indicate a successful connection.
5. Návod k obsluze
5.1 Základní ovládací prvky
- Zapnutí/vypnutí: Use the power button located on the earcup.
- Ovládání hlasitosti: Use the volume up (+) and volume down (-) buttons on the earcup.
- Ztlumit/Zapnout: Press the pinch-to-mute button on the microphone boom. A dynamic mute alert will notify you if you speak while muted.
- Přijmout/ukončit hovor: Press the call control button (often indicated by a phone icon) on the earcup.
- Přehrát/Pozastavit média: Press the call control button when not on a call.
5.2 Technologie akustických plotů
The headset's dual microphone with Acoustic Fence technology creates a virtual "fence" around your voice, significantly reducing background noise for your callers. This ensures that only your voice is heard clearly, even in noisy environments.
5.3 LED indikátory
The dual LED indicators on the headset provide visual cues about your call status. When you are on a call, these LEDs illuminate, signaling to others that you are busy and should not be interrupted.

Image: The Poly Voyager 4320 UC headset shown with logos indicating compatibility with Windows, Mac, iPhone, Android, Microsoft Teams, Zoom, and Google Meet.
6. Údržba
6.1 Obecná péče
- Store the headset in the provided carrying case when not in use to protect it from dust and damage.
- Clean the ear cushions and headband with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials.
- Nevystavujte sluchátka extrémním teplotám ani vlhkosti.
6.2 Životnost baterie
The headset is equipped with a Lithium Ion battery. To maximize battery lifespan, avoid fully discharging the battery frequently. Charge the headset regularly, especially if it will not be used for an extended period.
7. Řešení problémů
If you encounter issues with your Poly Voyager 4320 UC headset, try the following steps:
- Žádný zvuk/Špatná kvalita zvuku:
- Ujistěte se, že je sluchátko zapnuté a plně nabité.
- Verify that the headset is properly paired and connected to your device (computer or mobile phone).
- Check your device's sound settings to ensure the Poly Voyager 4320 UC is selected as the default playback and recording device.
- Confirm that the volume on both the headset and your connected device is turned up.
- If using the BT700 adapter, try unplugging and re-inserting it.
- Mikrofon nefunguje:
- Ensure the microphone is not muted (check the mute button on the boom and the dynamic mute alert).
- Verify microphone input settings on your computer or mobile device.
- Position the microphone boom correctly, close to your mouth.
- Problémy s připojením:
- Ujistěte se, že je na vašem zařízení povoleno rozhraní Bluetooth.
- Move closer to your connected device to ensure you are within the wireless range (up to 50 meters / 164 feet).
- Zkuste zrušit párování a znovu spárovat sluchátka se zařízením.
- Restartujte sluchátka i připojené zařízení.
For advanced settings, firmware updates, and customization, download and install the Poly Lens desktop application na vašem počítači.

Image: The Poly Voyager 4320 UC headset alongside a laptop and mobile phone, illustrating the Poly Lens application for device customization and management.
8. Specifikace
| Funkce | Detail |
|---|---|
| Název modelu | Voyager 4320, USB-C BT700 with USB-C to USB-A Adapter |
| Technologie připojení | Bezdrátové připojení (Bluetooth 5.2) |
| Bezdrátové Dosah | Až 50 metrů (164 stop) |
| Výdrž baterie (doba hovoru) | Až 24 hodin |
| Mikrofon | Noise-canceling dual mic with Acoustic Fence technology |
| Jack pro sluchátka | USB (for corded audio/charging) |
| Kompatibilní zařízení | Mobilní telefony, stolní počítače, notebooky, tablety |
| Typ ovládání | Media Control, Push Button |
| Hmotnost položky | 61 gramů (2.15 unce) |
| Rozměry produktu | 1.97 x 8.27 x 7.09 palce |
| Výrobce | Poly |
| Barva | Černý |
| UPC | 196548548699, 017229196636 |
9. Informace o záruce
Specific warranty details for the Poly Voyager 4320 UC Wireless Headset are typically provided with the product packaging or can be found on the official Poly webwebu. Úplné záruční podmínky naleznete v těchto zdrojích.
10. Podpora
For further assistance, product registration, firmware updates, and advanced customization of your Poly Voyager 4320 UC headset, please visit the official Poly support website or download the Poly Lens desktop application. The Poly Lens application allows you to manage device settings, receive notifications, and access support resources directly.
Do této příručky nebyla k dispozici žádná oficiální produktová videa od prodejce, která by bylo možné vložit.





