SMSL Q5 PRO 2x50W 192KHZ/24Bit Pure Digital Power Amplifier USB/COAXILAL/OPTIC

SKU: FN446
Mid-Year Sales, Was Price: US$139.99
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  • Have a pitch adjusting system 
  • High quality remote configuration
  • With pure digital amplification technology
  • Computer USB decoding support 44.1-96KHz

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Q5 Pro through the CE, FCC, RoHS certification, in line with the EU WEEE directive.
Q5 Pro uses the high quality power amplifier machine pure digital amplification technology, support the current world mainstream audio mode including optical fiber, coaxial, USB, computer analog input. Suitable for computer, LCD TV, digital set-top boxes, boxes, Blu ray and HD - DVD and other equipment use,
The input pattern rich have a total input mode for your audio equipment. Output for each channel 45W (2 channels), may satisfy the majority of the crowd listening requirements.
Q5 Pro uses the FFX technology, the FFX series product characteristic is high quality, low power consumption, green environmental protection.
Q5 Pro uses a 'simple start' patent technology enables precise control of the power supply circuit in sequence, this technology improves the reliability of the sound system.
Q5 Pro can meet the Blu ray and HD - DVD format HD audio standard interface to the demanding requirements of the sampling rate of 44.1 - 192K self detection.


High quality remote configuration, remote control: convenient.
LED digital tube display, machine state stick out a mile.
The use of functions can be remote control and keying.
Have a pitch adjusting system, can according to your listening hobby and match your speaker high bass adjustment.
All aluminum type their own CNC processing (of similar products in general use machine plate stamping process, the appearance of rough.) The oxidation process, drawing, high-end atmospheric grade.
Computer USB decoding support 44.1-96KHz (similar products in general only supports up to 48KHz), the support of high quality audio.
Have off memory function, simple operation (the volume is not memory).
With a Subwoofer (Bass RCA output), the bass more shocking.


Input: AUX, optical fiber, coaxial, USB, computer simulation
Output: 2 channel (stereo), subwoofer
Sampling rate: 44.1-192kHz (coaxial and fiber) 44.1-96kHz (computer USB)
Adaptation: 4-8 ohms impedance
The maximum output power: 45W/4 35W/8 ohm ohm
THD+N: 0.05%
Signal to noise ratio: 90dB
Power: 102W (max)
Compatible: Windows, Mac OS X
Size: 137x103x33mm
Weight: 1.1KG



1 x Q5 PRO Unit
1 x USB Cable
1 x User Manual
1 x Power Adapter
1 x Remote Controller

Customer Questions & Answers


Hello, I would like to know whether the Ubuntu 14.04 LTS or new 16.04 LTS are supported (for USB input) ?

6/4/16 3:58 PM Asked.

Hi Juraj.The factory said that theoretically is support, but they have not tested, cannot guarantee are theoretically support, but they haven't tested, can't guarantee.Thank you.

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Roy Sparksman
Roy Sparksman

Hi I would like to know what DAC chip is used in the Smsl Q5 thanks

7/27/16 12:19 PM Asked.

Hi Roy.Q5 PRO is not DAC.Pure digital power amplifier don't need a DAC.Q5 PRO TAS1020B USB receiver chip.Q5 LC89091 PRO digital receiving chip.Don't need a DAC, digital signal directly into a power amplifier amplifies.Thank you.

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I have an SMSL SA-50 ampoifier and am using a high pass filter in line with the input to the amplifier. What is the input impedance of this amplifier - I can't find this listed anywhere. Thanks!

9/25/16 1:24 PM Asked.

Hi Dan,SMSL SA-50 had stop product.The Impendance is 4-8 Ohms.Thank you.

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I bought the SMSL Q5 PRO and within a month the remote control is not working. Tested and confirmed that the remote unit is working and looks like the IR receiver has failed. Can I have the part number of the IR receiver diode? (3 pin type). Return to factory for repairs will be too expensive - appreciate your support to repair by myself.

10/16/16 10:36 PM Asked.

Hi Nan,i had send email to you.Please check it.Thank you.

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Hi, I would like to know if the Q5 Pro has any kind of clipping protection to protect overlarge speakers from damage?    Does the Q5 Pro exist in different revisions? What is the newest revision and how can I figure out, which revision I have?

12/6/16 7:02 AM Asked.

Hi Mythos,This one to protect the volume and the volume of memory, Q5 PRO for more than 20 volume, the next boot is the volume of 20 case, if it's between the volume of memory, the next boot or the volume of the last time.Thank you.

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Is this the most powerful SMSL amplifier with direct coaxial (digital) connection?

12/6/16 8:41 AM Asked.

Hi Mythos,Yes,it is.Thank you.

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hi , im from New Delhi India so i need 240v power cord .How much time taken in free shipping and DHL ? Is this price including Custom Duty ? Thanks

2/15/17 3:12 AM Asked.

Hi raj,ok,we will ship 240V to you.It will take 8-18 days via free shipping(singapore post).The DHL don't support to ship to india.You can choose the Fedex.It will take 4-12 days.Thank you.

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HI gents  I have lost (don't ask me how it happened, it just disappeared!) the remote control of my Q5. Is there a possibility to get a new one? Thank you.    Alessandro (Milan, Italy)

2/19/17 3:10 AM Asked.

Hi Alessandro,Your remote control is plastic or aluminum?The aluminum can use.Thank you.

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I am attempting to use my Q5 Pro with a universal remote control but having some difficulty.  SMSL is not listed as a compatible manufacturer with two different brands of Universal Remote- is there a Code I can program to work with this unit?  I have the Aluminum remote control with mine if that helps.

4/6/17 10:46 AM Asked.

Hi Branden,the Q5 pro just can use the Q5 pro remote control.Thank you.

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I bought a Q5 Pro Amp and the remote seems to not be synced. does not turn on the system. how do I resync the remote to the Q5 Pro Amp?

4/17/17 12:37 PM Asked.

hi Marcos,If do not have the right way to use the remote control, power amplifier by A,no electricity in the battery?Please check.,

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