# Headset Yealink WH66 Mono UC-DECT Wireless

**URL:** https://aio.lv/en/product--yealink-wh66monouc--4300348
**Data updated:** 2025-12-29 15:59 (EET)
**Category:** Conference Equipment
**Manufacturer:** Yealink
**Manufacturer code:** WH66\_MONO\_UC
**EAN:** 6938818306424
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 233.99 €
**Prices and availability valid until:** 2026-07-23 23:59
**Price without VAT (21%):** 193.38 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--yealink-wh66monouc--4300348

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

The Yealink WH66 Mono UC-DECT Wireless headset offers exceptional sound quality with a frequency range of 20 - 20000 Hz. Designed for office and call center use, it features a wireless range of up to 160 m and a lightweight design at just 80 g. The headset connects via Bluetooth, ensuring flexibility and convenience for users. Its sleek black design complements any professional setting.

## Long description

The Yealink WH66 Mono UC-DECT Wireless headset combines DECT wireless freedom with a lightweight, single-ear design for office and contact center use. It integrates with the Yealink UC Workstation and Yealink USB Connect to centralize device management and supports broad UC platform compatibility, including Microsoft Teams. The headset offers HD voice with Yealink Acoustic Shield technology, dual microphones to reduce background noise, and an adjustable boom for clear conversations. With up to 120–160 m wireless range (model and environment dependent), around 8 hours of talk time and a compact 80 g form factor, the WH66 suits daily professional communication needs.
Advantages
The WH66 delivers improved call clarity through Yealink Acoustic Shield and a two-microphone design that filters background noise for listeners. It offers all-day comfort with breathable ear cushions, a lightweight 80 g build and a 330° adjustable microphone boom. The headset supports centralized management via Yealink USB Connect and integrates with the Yealink UC Workstation as a hub for speakerphone, USB devices and a touch console. Broad compatibility and Microsoft Teams certification provide consistent user experience across UC platforms.
Suitable for
Office professionals who need a single-ear wireless headset
Contact center agents and customer support staff
Remote and hybrid workers using UC platforms and Microsoft Teams
Environments requiring high-density DECT deployments (up to ~200 users in European settings)
Key specifications
Connectivity technology: Wireless (DECT/Bluetooth)
Weight: 0.08 kg
Product colour: Black
Frequency response: 20–20000 Hz
Wireless range: up to 120–160 m (environment dependent)
Talk time: up to 8 hours (typical use)
Microphones: dual microphones with Yealink Acoustic Shield
How to use
Charge and power on the WH66, then follow the pairing procedure described in the user guide to connect to the Yealink UC Workstation, a PC via Yealink USB Connect or directly via Bluetooth where supported. Position the mono earcup comfortably on the ear and adjust the 330° boom microphone to sit close to the mouth for best voice pickup. Use the dedicated platform buttons (for example Microsoft Teams) when available to answer and manage calls. Configure device settings and firmware updates through Yealink USB Connect for centralized management.
Usage recommendations
For optimal voice quality, place the microphone boom within 1–2 cm from the mouth and avoid obstructing the microphone. In open office environments, verify DECT base placement and density settings to ensure stable connections when many users are active. Use Yealink USB Connect to apply company-wide settings and keep firmware current.

## Specifications

| Feature | Value |
|---|---|
| Wireless range | 160 m |
| Headphone frequency | 20 - 20000 |
| Ear coupling | Supraaural |
| Charging time | 170 min |
| Battery voltage | 12 V |
| Base station | Yes |
| Headset type | Monaural |
| USB cable length | 1 m |
| Charging stand | Yes |
| Base station colour | Black |
| Base station weight | 398 g |
| Frequency response (music mode) | 20 - 20000 |
| Frequency response (talk mode) | 100 - 8000 |
| Base station touchscreen | Yes |

### Features

| Feature | Value |
|---|---|
| Certification | CE, FC, IC |
| LED indicators | Status |
| Product colour | Black |
| Control type | Buttons, Touch |
| Operating keys | Answer/end call, Mute, Reject call, Volume +, Volume - |
| Product type | Headset |

### Microphone

| Feature | Value |
|---|---|
| Microphone frequency | 100 - 10000 |
| Microphone sensitivity | -44 dB |
| Microphone mute | Yes |
| Number of microphones | 2 |

### Loudspeakers

| Feature | Value |
|---|---|
| Impedance | 32 Ω |
| Driver unit | 28 mm |
| Sensitivity | 97 dB |

### Ports & interfaces

| Feature | Value |
|---|---|
| Connectivity technology | Wireless |
| Bluetooth version | 4.2 |
| Bluetooth | Yes |

### Technical details

| Feature | Value |
|---|---|
| Wearing style | Head-band |
| Recommended usage | Office/Call center |
| Wireless charging | Yes |
| USB connector | USB Type-A |

### Power

| Feature | Value |
|---|---|
| Battery recharge time | 2.5 h |
| Talk time | 13 h |
| Standby time | 90 h |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.08 kg |
| Package depth | 255 mm |
| Package height | 135 mm |
| Package width | 204 mm |

### Packaging data

| Feature | Value |
|---|---|
| Package type | Box |

### Packaging content

| Feature | Value |
|---|---|
| AC adapter included | Yes |
| Cables included | USB |
| Quick start guide | Yes |

### Logistics data

| Feature | Value |
|---|---|
| Master (outer) case height | 265 mm |
| Master (outer) case width | 421 mm |
| Master (outer) case gross weight | 10460 g |
| Master (outer) case length | 698 mm |
| Harmonized System (HS) code | 85183000 |

### Sustainability

| Feature | Value |
|---|---|
| Sustainability compliance | Yes |

### Battery

| Feature | Value |
|---|---|
| Rechargeable battery | Yes |

### Certificates

| Feature | Value |
|---|---|
| Compliance certificates | Federal Communications Commission (FCC), CE |

## FAQ

### How much does the Headset Yealink WH66 Mono UC-DECT Wireless cost, and is it available for purchase?

The price is 233.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 384 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 09.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Headset Yealink WH66 Mono UC-DECT Wireless be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Yealink products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Yealink service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: connectivity technology, weight, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for Headset Yealink WH66 Mono UC-DECT Wireless?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/4300348/65785961_large.webp