# Stereo portable speaker Ultimate Ears BOOM 4 Black

**URL:** https://aio.lv/en/product--logitech-984-001969--11272528
**Data updated:** 2025-12-30 18:39 (EET)
**Category:** Portable Speakers
**Manufacturer:** Logitech
**Manufacturer code:** 984-001969
**EAN:** 5099206125285
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 138.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 114.45 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--logitech-984-001969--11272528

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.99 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

The Ultimate Ears BOOM 4 is a wireless stereo portable speaker in black, featuring a passive radiator size of 46.1 x 65.2 mm and a driver diameter of 4 cm. It delivers a maximum sound pressure level of 85 dB and has a Bluetooth range of up to 45 m, making it perfect for outdoor use. Its cylindrical design ensures 360-degree sound, and it's recommended for universal usage.

## Long description

The Ultimate Ears BOOM 4 is a compact portable Bluetooth speaker in black that delivers balanced, room‑filling 360° sound from a cylindrical enclosure. Equipped with one‑touch music controls, a passive radiator and a 4 cm driver, it offers clear audio and strong bass for indoor and outdoor listening. The speaker features IP67 dust‑ and waterproof protection, floatability, drop resistance and a Bluetooth range up to 45 m. BOOM 4 provides up to 15 hours of playback on a single charge and supports multi‑speaker pairing via the UE \| BOOM app.
Advantages
BOOM 4 combines Ultimate Ears audio processing with a cylindrical design to produce even spatial sound and deep, accurate bass without distortion. It has a durable IP67 build that resists water, dust and drops, floats on water, and includes one‑touch controls for play, pause and track skip. The speaker also supports PartyUp to link many speakers, customizable EQ presets via the UE \| BOOM app, and uses at least 52% certified post‑consumer recycled plastic in its plastic parts.
Suitable for
Outdoor gatherings and beach or pool use
Home listening and room‑filling background music
Travel, hiking and other on‑the‑go activities
Multi‑speaker setups and parties using PartyUp
Key specifications
Product type: Stereo portable Bluetooth speaker
Brand / model: Ultimate Ears BOOM 4 (Black)
Driver diameter: 4 cm
Passive radiator size: 46.1 x 65.2 mm
Maximum sound pressure level: 85 dB
Bluetooth range: up to 45 m
Battery life: up to 15 hours
Ingress protection: IP67 (waterproof, dustproof, floatable, drop‑resistant)
Weight: 0.62 kg
Number of speakers: 1
How to use
Charge the BOOM 4 before first use. Turn on the speaker and enable Bluetooth on your device, then select “BOOM 4” from the device list to pair. Use the on‑device one‑touch controls to play, pause or skip tracks. For custom EQ settings, multi‑speaker pairing or one‑touch playlist setup, install and open the UE \| BOOM app and follow the in‑app instructions. Keep within the Bluetooth range for stable audio playback.
Usage recommendations
To preserve battery life and sound quality, avoid exposing the speaker to extreme temperatures for long periods and rinse with fresh water after use in saltwater. Store and recycle the unit and packaging according to local regulations; plastic parts include certified post‑consumer recycled material.

## Specifications

### Performance

| Feature | Value |
|---|---|
| Equalizer | Yes |
| Bass adjustment | Yes |
| Remotely operated | Yes |
| Recommended usage | Universal |

### Packaging content

| Feature | Value |
|---|---|
| Cables included | USB Type-C |
| Quick start guide | Yes |

### Ports & interfaces

| Feature | Value |
|---|---|
| Connectivity technology | Wireless |
| USB connector type | USB Type-C |
| Bluetooth | Yes |
| AUX in | No |
| Bluetooth range | 45 m |
| USB connectivity | Yes |
| 3.5 mm connector | No |

### Design

| Feature | Value |
|---|---|
| Product colour | Black |
| Volume control | Buttons |
| Product design | Cylinder |
| On/off switch | Yes |
| International Protection (IP) code | IP67 |
| Protection features | Waterproof, Dustproof, Splash proof |
| Hook | Yes |
| Product type | Stereo portable speaker |

### Battery

| Feature | Value |
|---|---|
| Battery technology | Lithium-Ion (Li-Ion) |

### Loudspeakers

| Feature | Value |
|---|---|
| Number of drivers | 4 |
| Driver diameter | 40 mm |
| Number of speakers | 1 |
| Number of passive radiators | 2 |
| Passive radiator size (W x D) | 46.1 x 65.2 |

### Power

| Feature | Value |
|---|---|
| Battery type | Built-in battery |
| Battery life (max) | 15 h |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.62 kg |
| Height | 184 mm |
| Width | 73 mm |
| Depth | 73 mm |

### Audio

| Feature | Value |
|---|---|
| Sound pressure level (max) | 85 dB |

### Features

| Feature | Value |
|---|---|
| LED indicators | Bluetooth |
| Wi-Fi | No |
| Bluetooth profiles | A2DP |

## FAQ

### How much does the Stereo portable speaker Ultimate Ears BOOM 4 984-001969 cost, and is it available for purchase?

The price is 138.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 180 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 15.07.2026 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: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### 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 Logitech 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 Logitech 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: weight, number of speakers, 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.

## Image

https://aio.lv/img/cache/product/11272528/63796425_large.webp