









Updated KEF X300A Powered Digital Hi-Fi Speakers w/ Built-in DAC
$350
UPDATED to show blemishes.
Although the physical appearance has a few blemishes, I will state that the internal components can be categorized as Mint. These speakers have less than 100 hours (probably a lot less than 100) of total usage time of mostly moderate volume, hitting medium on a few occasions and loud (not full but close) one time just to see if the no distortion claim I read was accurate.
Blemishes:
Photo 7 - 3 panel photo: 2 small dings and 1 scuff.
1st panel shows the speaker head on, if you zoom in, you can make them out
2nd panel shows the speaker at an angle so that the lighting can highlight the marks. One mark is less than 1mm, the other might be 2mm.
3rd panel shows a light scuff mark, slightly longer than 1cm
Photo 8 - Side view: what I thought was a scratch was actually residue and has been cleaned.
Photo 9 - I discovered a very minor dent in the woofer which I didn't see before (sorry, my eyesight isn't what it used to be). It has no effect on the sound. I tested and can hear no flaws and research online tells me the same.
Photo 10 - 2 small marks to the left of the red marks, you will need to zoom in to see.
About the speakers:
KEF X300A wired, 1st Generation powered digital speakers. Purchased new approx. 6 years ago. They were rarely used and have less than 100 hours of light to medium volume usage time.
Note, if you want heavy bass, these are not for you. I would categorize these speakers as well-balanced across highs, mids and lows. To get a better understanding about these speakers, there are some links to X300A reviews from people that know far more about audio.
Includes:
* USB to computer cable
* USB Linking Cable (from speaker to speaker)
* Aux cable (stereo to stereo jack)
* Power Cables x 2
* Bungs x 2 (can be seperated, allows the option of full bung or outer bung)
* User Manual
Highlights
• Direct Connectivity to Computer via USB
• Built-in DAC in each speaker (PCM1754)
• Up to 96kHz/24-Bit Resolution
• 5.25" Woofer
• 1" Aluminium Dome Tweeter
• 70W Twin Class AB Amplification (Two amps inside each speaker – one each for woofer (50w) and tweeter (20w))
• WM8782 ADC
• EQ Settings for Stand or Desktop Use
Reviews
https://darko.audio/2013/06/kef-x300a-powered-loudspeaker-review/
https://avgadgets.com/kef-x300a-speakers-review/
https://hifiplus.com/articles/kef-x300a-desktop-speaker-system/
https://www.audioholics.com/bookshelf-speaker-reviews/kef-x300a-hifi-powered-monitor-speakers
https://www.theabsolutesound.com/articles/kef-x300a-digital-hi-fi-speaker-system/
Each speaker has two dedicated class AB amplifiers: one 50-watt amplifier powering a 5.25" woofer for low and mid frequencies, and one 20-watt amplifier powering a 1" aluminium dome tweeter for high frequencies. This bi-amplification system is designed to ensure accurate sound reproduction with minimal distortion.
Direct Connectivity to Computer via USB
USB-input for simple digital speaker connection and high-quality digital-to-analog conversion (DAC) resolution allows for 96kHz/24-bit maximum resolution
EQ Balance Settings
Balance switch on the back of the master speaker allows you to optimize the sound, whether you place the speaker on the desk, against a wall or in free space
SPECIFICATIONS
Manufacturer #X300A
System Type: Two-way bass reflex
Drive Unit: Uni-Q driver array:
HF: 1" (25 mm) vented aluminium dome
LF/MF: 5.25" (130 mm) magnesium/aluminium alloy
Frequency Response: 58 Hz - 28 kHz, (+/- 3 dB)
Frequency Range: 49 Hz - 45 kHz (-6 dB)
Max Peak SPL: 104 dB
Amplifier Type: Twin class ABAmplifier PowerLF: 50 W
HF: 20 WAC
Power: 100-120 VAC, 50/60 Hz
Input AUX: 3.5 mm stereo jack
Digital Input: USB 2.0: mini USB type B connector
Bit Depth: Up to 24-bit
Sampling Rate: Up to 96 kHz, depending on source resolution
Controls: Balance control, system volume control
Dimensions Without heatsink: 11.0 x 7.1 x 8.5" (280 x 180 x 215 mm)
With heatsink: 11.0 x 7.1 x 9.6" (280 x 180 x 243 mm)
Weight: 16.5 lb (7.5 kg), per speaker
WHERE TO MEET
SELLER

Marek
Wallace Emerson
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