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Hardware revisions
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You can check your hardware revision by selecting CONFIG > VERSION in the menu.

Name Date Remarks *V2.2* 2019/12 The first production revision of the V2 PCB. Currently sold in the official stores above. *V2 Plus* Upcoming 2x faster sweep (200 points/s). Noise improvements. PCB text still indicates "V2_2".

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Specifications
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* Frequency range: *50kHz - 3GHz*
* System dynamic range (calibrated): *70dB (up to 1.5GHz), 60dB (up to 3GHz)*
* S11 noise floor (calibrated): *-50dB (up to 1.5GHz), -40dB (up to 3GHz)*
* Sweep rate: *80-100 points/s*
* Display: *2.8'', 320 x 240*
* USB interface: *Micro USB*
* Power: *USB, 300mA*
* Battery: *not included. Includes charging circuitry. User can install a 1000mAh - 2000mAh lithium-ion battery with maximum dimensions 6 x 40 x 60 mm.*
* Battery connector: *JST-XH 2.54mm*
* Maximum sweep points (on device): *201*
* Maximum sweep points (USB): *1024*
* Port 2 return loss (1.5GHz): *20dB typ*
* Port 2 return loss (3GHz): *13dB min*
* VNA-QT software supported platforms: *Linux, Windows (7+)* , *Mac OS*

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User manual
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A detailed user guide is available here:

https://github.com/nanovna/NanoVNA-QT/blob/master/ug1101.pdf

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Software
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NanoVNA V2 firmware releases:

https://github.com/nanovna/NanoVNA-V2-firmware/releases

NanoVNA-QT (PC software) releases:

https://github.com/nanovna/NanoVNA-QT/releases

NanoVNA Saver:

https://github.com/zarath/nanovna-saver