# Q Acoustics QI45EW 4.5" Outdoor Speakers

The Q Acoustics Qi45EW is an attractive and compact wall-mounted two-way speaker system, ideally suited for both indoor and outdoor environments.

Featuring a durable UV-resistant ABS enclosure and an aluminium speaker grille, the Qi45EW is designed to provide many years of trouble-free service, regardless of weather conditions.

Its compact dimensions and versatile mounting bracket make it easy to install, making it the perfect solution for providing high-quality audio in a variety of applications, including outdoor dining and restaurant areas, as well as indoor public spaces and conference facilities.

**FEATURES**

-   **Durable Construction**: The Qi45EW is built with a tough UV-resistant ABS enclosure and an aluminium speaker grille, ensuring long-lasting performance in all weather conditions.
-   **Compact and Versatile Design**: With its diminutive dimensions and versatile mounting bracket, this speaker is easy to install and fits seamlessly into various environments.
-   **Superior Sound Quality**: Engineered with a 4.5" polypropylene woofer and a 0.5" PEI dome tweeter, the Qi45EW delivers an exceptional combination of clarity and focused power.
-   **High-Quality Audio Performance**: Features a rigid polypropylene driver cone, high-quality crossover network, and bass reflex enclosure for enhanced sound clarity and depth.
-   **Wide Frequency Response**: Covers a frequency range from 85Hz to 20kHz, providing a full and rich audio experience.
-   **Efficient Power Handling**: Supports a power handling range of 10W to 50W, making it suitable for various audio setups.
-   **High Sensitivity**: With a sensitivity of 86 dB/1W, the speaker efficiently produces powerful sound with minimal power input.
-   **Easy Installation**: The versatile mounting bracket and compact design allow for quick and easy installation in a variety of settings.

Enhance your audio setup with the Q Acoustics Qi45EW wall-mounted speaker, offering exceptional sound quality, robust durability, and versatile installation options for both indoor and outdoor applications.

###### What You Get

**SINGLE**

-   1 x QI45EW On Wall Speakers
-   1 x Mounting Brackets
-   1 x User Manual

**PAIR**

-   2 x QI45EW On Wall Speakers
-   2 x Mounting Brackets
-   2 x User Manuals

###### Specifications

-   **Tweeter:** 0.5"PEI dome
-   **Sensitivity:** 86 dB/1W
-   **Impedance (nominal) ohms:** 8ohm
-   **Dimensions (w x h x d):** 135mm x 245mm x 170mm
-   **Bracket hole spacing:** 70mm
-   **Woofer:** 4.5"Polypropylene
-   **Power handling:** 10 W to 50 W
-   **Frequency response:** 85 Hz to 20 kHz
-   **Warranty:** 5 Years

## Details

- **Price:** 109.0 GBP - 199.0 GBP
- **Vendor:** Q Acoustics
- **Type:** Outdoor Speakers
- **Tags:** BF10, BLACK10, BLACK5, Prime, Q Install, SALE5

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Pair / Black | 199.00 GBP | In stock |
| Pair / White | 199.00 GBP | In stock |
| Single / Black | 109.00 GBP | In stock |
| Single / White | 109.00 GBP | In stock |

## Images

- Q Acoustics QI45EW 4.5" Outdoor Speakers - K&B Audio
- Q Acoustics QI45EW 4.5" Outdoor Speakers - K&B Audio
- Q Acoustics QI45EW 4.5" Outdoor Speakers - K&B Audio
- Q Acoustics QI45EW 4.5" Outdoor Speakers - K&B Audio
- Q Acoustics QI45EW 4.5" Outdoor Speakers - K&B Audio
- Q Acoustics QI45EW 4.5" Outdoor Speakers - K&B Audio
- OSD Audio Nero Stream ARC Amplifier + Q Acoustics 4.5" Outdoor Speakers - K&B Audio
- Q Acoustics QI45EW 4.5" Outdoor Speakers - K&B Audio

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> Source: [K&B Audio](https://www.kbaudio.co.uk/products/q-acoustics-install-qi45ew-4-5-weatherproof-outdoor-speakers)
> Updated: 2026-05-25