L/R S vs KEF EGG Duo
The EGG Duo's woofer is 4.5" against the L/R S's 3" and its low-frequency extension 90 Hz against 55 Hz. Both share power @ 8ω (50W) and ways (2).
AI-generated product photo — not official manufacturer imagery.
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Estimated price (community-sourced)
$549
Around — community and catalog average, updates slowly
About the L/R S
The Cambridge Audio L/R S are compact active bookshelf speakers designed for desktops, shelves, and everyday listening, delivering rich, detailed sound from small spaces. Featuring dual 50W Class D amplification, a 21mm aluminum dome tweeter, and a 3-inch long-throw woofer with rear reflex port, they provide a frequency response of 55 Hz – 24 kHz (±3 dB). Connectivity includes Bluetooth (SBC, AAC, aptX, aptX HD), RCA aux, USB-C audio, optical TOSLINK inputs, and RCA subwoofer output. Additional features include wired speaker link, EQ modes (Normal, Movie, Voice), DynamEQ for volume-dependent EQ adjustment, and BLE remote control. Available in finishes like Walnut and White, they offer plug-and-play simplicity without apps.
Specifications
Transducer Specifications
Driver and acoustic performance characteristics
- Frequency Response
- 55 Hz - 24 kHz
- Power Handling
- 100W
Power Specifications
Amplification power output and characteristics
- Power @ 8Ω
- 50W @ 8Ω
- Amplifier Class
- D
Speaker Design
Driver configuration and enclosure design
- Configuration
- 2-way
- Driver Type
- dynamic
- Driver Size
- 3"
- Driver Count
- 2
- Enclosure Type
- ported
Connectivity
Input and output connections
- Bluetooth
- Yes
- Bluetooth Codecs
- SBC, AAC, aptX, aptX HD
- Wi-Fi
- No
- Ethernet
- No
- Digital Inputs
- USB-C, Optical
- Analog Inputs
- RCA
- Analog Outputs
- RCA
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 134 × 226 × 180 mm (W × H × D)
- Weight
- 3 kg (7 lbs)
Key Specifications
Power: 50W
Frequency: 55-24000 Hz
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions