FX Audio TUBE-03MKII BT Tube Preamp & Headphone Amp

FX Audio TUBE-03MKII BT Tube Preamp & Headphone Amp

Where's the price?
To negotiate the best possible price for our customers, we agree to hide prices prior to logging in.
30 requests
154 Sold
Product Description
Between your audio player and your headphones, several pieces of equipment can improve your sound. If you’re looking for signature tube warmth, you can get them all in one device: the TUBE-03MKII from FX Audio Read More


  • FX Audio
  • Chipset: QCC3008, ESS9023, GE5654, OPA1656IDR, JRC4556
  • Tubes: (2) GE5654 tubes
  • Frequency response: 20 Hz – 22 kHz (± 3 dB)
  • Inputs: RCA, Bluetooth
  • Outputs: RCA, 3.5 mm
  • Bluetooth version: 5.0
  • Bluetooth codecs supported: aptX
  • SNR: 100 dB
  • THD: 0.001%
  • Line output impedance: Up to 600 ohms
  • Headphone output impedance: 16 – 150 ohms
  • Power supply: 12V 1A
  • Weight: 1.5 lbs (0.7 kgs)


  • RCA cable
  • AC adapter 


Estimated ship date is May 5, 2021 PT.

Payment will be collected at checkout. After this product run ends, orders will be submitted to the vendor up front, making all orders final.

Recent Activity
Placed an order
Placed an order
Placed an order