---
product_id: 1162643
title: "Klipsch RB-51 II Bookshelf Speaker Pair in Black with 5.25-inch woofers and 1-inch LTS Tweeter"
brand: "klipsch"
price: "€ 216.40"
currency: EUR
in_stock: false
url: https://www.desertcart.pt/products/1162643-klipsch-rb-51-ii-bookshelf-speaker-pair-in-black-5
store_origin: PT
region: Portugal
---

# 5.25" woofer 10.75" D x 6.5" W 300W max output Klipsch RB-51 II Bookshelf Speaker Pair in Black with 5.25-inch woofers and 1-inch LTS Tweeter

**Brand:** klipsch
**Price:** € 216.40
**Availability:** ❌ Out of Stock

## Summary

> 🎉 Elevate Your Sound Experience!

## Quick Answers

- **What is this?** Klipsch RB-51 II Bookshelf Speaker Pair in Black with 5.25-inch woofers and 1-inch LTS Tweeter by klipsch
- **How much does it cost?** € 216.40 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/1162643-klipsch-rb-51-ii-bookshelf-speaker-pair-in-black-5)

## Best For

- klipsch enthusiasts

## Why This Product

- Trusted klipsch brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Sleek Design:** Beautiful wood-grain finish complements any decor.
- • **Efficient Energy Use:** Enjoy louder sound with less distortion, saving energy.
- • **Unleash Powerful Sound:** Experience rich audio with 300 watts of maximum output.
- • **High-Quality Components:** 1" titanium tweeter delivers crystal-clear highs.
- • **Versatile Mounting Options:** Easily wall-mount or use with third-party stands.

## Overview

The Klipsch RB-51 II Bookshelf Speaker Pair combines high-efficiency design with premium audio components, featuring a 5.25-inch Cerametallic woofer and a 1-inch titanium tweeter. With a maximum output power of 300 watts, these speakers deliver powerful sound while using less energy. Their stylish wood-grain vinyl cabinet and versatile mounting options make them a perfect fit for any space.

## Description

The RB-51 II speaker offers up no-compromise music and movie performances in a smaller more affordable bookshelf design. In fact, with its dynamic quality superior sound and visual appeal you’ll find this speaker simply irresistible. The RB-51 II is complete with our proprietary Tractrix Horn technology which produces a unique combination of precision clarity and effortless power. Finished in a beautiful black ash woodgrain vinyl veneer the RB-51 II is to complement any décor.

## Features

- Highly efficient design produces more output using less energy and plays louder with less distortion than the competition
- Enhanced 1" titanium Linear Travel Suspension horn-loaded tweeter
- 5.25" high-output Cerametallic woofer
- Keyhole bracket for easy wall mounting and dual threaded inserts for use with third-party stands
- Beautiful wood-grain vinyl cabinet with removable grilles

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0040LG96O |
| Additional Features | Radio |
| Age Range Description | Adult |
| Antenna Location | Music |
| Audio Driver Size | 5.25 inches |
| Audio Driver Type | Dynamic Driver |
| Audio Output Mode | Stereo |
| Battery Average Life | 24 hours |
| Best Sellers Rank | #374,293 in Electronics ( See Top 100 in Electronics ) #365 in Surround Sound Systems #563 in Bookshelf Speakers |
| Brand | Klipsch |
| Built-In Media | Two Bookshelf Speakers, Removable Grilles |
| Color | Black |
| Compatible Devices | Laptop, Personal Computer, Smartphone, Tablet |
| Compatible with Vehicle Type | Car |
| Connectivity Protocol | Wired |
| Connectivity Technology | Wired |
| Control Method | Touch |
| Controller Type | Corded Electric |
| Customer Package Type | Standard Packaging |
| Customer Reviews | 4.7 4.7 out of 5 stars (679) |
| Enclosure Material | Cerametallic |
| Frequency Response | 50 hertz |
| Impedance | 8 ohm |
| Is Waterproof | FALSE |
| Item Dimensions D x W x H | 10.75"D x 6.5"W x 11.4"H |
| Item Weight | 9.5 kg |
| Manufacturer | Klipsch |
| Model Name | RB-51 II |
| Model Number | 1011854 |
| Mounting Type | Shelf Mount |
| Number Of Circuits | 2 |
| Number of Audio Channels | 1 |
| Number of Items | 1 |
| Number of Power Levels | 3 |
| Power Source | Corded Electric |
| Series Number | 1011854 |
| Speaker Maximum Output Power | 300 watts |
| Speaker Size | 5.25 inches |
| Speaker Type | Bookshelf,Woofer |
| Specific Uses For Product | Home music listening |
| Subwoofer Connectivity Technology | Wired |
| Subwoofer Diameter | 5.25 inches |
| Tweeter Diameter | 2.54 centimeters |
| UPC | 743878021868 |
| Unit Count | 1 Count |
| Warranty Description | 5 year manufacturer |
| Warranty Type | Limited |
| Water Resistance Level | Not Water Resistant |
| Wireless Technology | Bluetooth |
| Woofer Diameter | 5.25 inches |

## Product Details

- **Audio Output Mode:** Stereo
- **Brand:** Klipsch
- **Connectivity Technology:** Wired
- **Frequency Response:** 50 hertz
- **Speaker Maximum Output Power:** 300 watts

## Images

![Klipsch RB-51 II Bookshelf Speaker Pair in Black with 5.25-inch woofers and 1-inch LTS Tweeter - Image 1](https://m.media-amazon.com/images/I/410PF+c+yuL.jpg)

## Questions & Answers

**Q: This item price is for the pair ?**
A: Thanks for your question. These are priced and sold as a pair. This is a fantastic sounding speaker. World Wide Stereo is 36 years old and a very proud Klipach dealer.

**Q: can you bi-amp these speakers**
A: Thanks for your question. This speaker comes with one set of terminals and therefore cannot be bi-amplified or bi-wired. This is a fantastic sounding speaker. World Wide Stereo is 36 years old and a very proud Klipsch dealer.

**Q: Are these rear ported? Can they be wall mounted?**
A: There is a small rear port on the bottom - and on the top rear,, Klipsch has placed wall mounting hardware - hardly noticeable- very functional. Tried to attach a photo. but...can't do it here. I posted it on another hosting site I have. You can see the picture here:  (Hope this helps)   https://www.dropbox.com/s/ie5gon9wdkalb0g/Small%20rear%20port%20Wall%20Mount%20Ready.jpg?dl=0

**Q: What are the exact dimensions of these speakers?  Are they 6.5 inches long or wide - description is confusing**
A: Looking straight at the speaker, it is 6.5 inches from side to side...a little under 12 inches tall...and a little under 11 inches deep, front to back.

## Frequently Bought Together

- Klipsch RB-51 II Bookshelf Speaker Pair in Black with 5.25-inch woofers and 1-inch LTS Tweeter
- Amazon Basics 16-Gauge Speaker Wire Cable, 100 Feet, Bronze

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-10-23*