VMV VA-1 HD Desktop Headphone Amp

Support Sennheiser HD600 & HD650 

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,

well-designed.

Features:

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 

Specification: 
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

Weight  - 1.8 kg (machine), 2.2 kg (gross weight)

Power voltage: AC110V or 220V

Accessories - Power cord, manual, 6.35/3.5mm adaptera