SMSL VMV VA1 HD Headphone Amplifier for Sennheiser HD650 HD600

SKU: FM836
Price: US$239.99
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  • Separate High-Z and Low-Z Output TRS Connector
  • All components are imported and good audio purpose
  • VMV VA-1 is a high quality headphone amplifier for Hi-Fi
  • It is portable design and optimized for single-ended output



VMV VA-1 HD Headphone Amp HD

About VMV: VMV Technology is another product line of SMSL which aiming for High End & Professional electronic products. They are producing high quality and high-end  products such as Amplifier and DAC. All products from VMV is manufactured by SMSL.

VMV VA-1 is a high quality headphone amplifier for Hi-Fi. 

It is portable design and optimized for single-ended output. 

All components are imported and good audio purpose. Overall, 



1:True Balanced Input Stage 
2:Excellent Linearity Performance 
3:Very Low Distortion and Noise 
4:Separate High-Z and Low-Z Output TRS Connector 
5:Output Short-Circuit Protection 
6:Worldwide Electric Support 

Balanced Input Capability - +21dBu 
Unbalance Input Capability - +15dBu 
Output Capability - +21dBu @ 150R Load 
High-Z Load Capability - 50R to 600R 
Low-Z Load Capability - 8R to 600R 
Gain - +12dB 
THD+n - Typ 0.00045% @ 150R Load 
Frequency Respone - +/-0.05dB @ 20Hz to 20kHz 
Linearity - Typ +/-1dB @ -130dB 
SNR - 118dB @ Un-Weight 20k Bandwidth 
Crosstalk - Typ -135dB @ 1kHz 

Color - Black 

Version - HD 

Machine size (max) - 245mm (W) * 190mm (D) * 48mm (H) 

Packing size (single) - 343mm * 230mm * 81mm 

Net Weight :     1.8 kg

Gross weight: 2.2kg

Power voltage: AC110V or 220V


 Power cord, 


6.35/3.5mm adaptera


Customer Questions & Answers


Hi, Is it fit for Sennheiser HD600 and HD650?

7/28/14 2:55 AM Asked.

Yes, it support Sennheiser HD600 & HD650. Thanks

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why says its for sennheiser hd650?

3/16/15 3:24 PM Asked.

Because, the factory make it for HD650 and HD600. In other words, HD650 and HD600 can fit for this item perfectly. Thanks.

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Whats the output impedance of the headphone jacks?.

10/3/16 2:32 PM Asked.

Hi Justin,  High-Z Load impedance - 50R to 600R  Low-Z Load impedance - 8R to 600R    Best Regards  Kerwin  Shenzhenaudio

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I'm very interested but I'm wondering what is the difference between this 'VMV VA1 Sennheiser version' and the other 'VMV VA1 AKG/Beyerdymanic version'?

12/12/17 7:02 PM Asked.

Dear,one work Sennheiser is the better,one work AKG/Beyerdymanic is the better.Thank you.

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