Audio Decoder, Power Amp Audio Preamp, Bile Preamp Bluetooth 5.0 Lossless Decoding 6K4 Tube Preamp, Desktop Headphone Amplifier RCA Output

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Product description

  • AS BT TUBE HEADPHONE AMPLIFIER 3.5mm headphone amplifier interface is compatible with regular 3.5mm headphones. The components use a JRC4556 high-performance output chip and a buffered headphone amplifier circuit. Headphone output power 30mW@16R, 50mW@32R, 70mW@68R, 70mW@150R.
  • AS BT 5.0 AUDIO RECEIVER The preamp has BT 5.0 audio receiving function. BT chip QCC3008 supports APTX, low latency. Wireless connection is provided within 10 meters.
  • WITH DAC FUNCTION (ESS9023 DAC CHIP) Built-in ESS9023 decoder chip, support 24Bit sampling rate, built-in 2Vrms output drive op-amp, low power consumption.
  • LED INDICATOR The LED indicator on the front shows the input. RCA input is red LED, BT input is blue. Short press the SELECT button to change the signal input. The signal switch uses a relay switch, which is better than an analog power switch.
  • 6K4-TUBE 6K4 tube can be replaced with 6J1, 6J4, 6AK5 tube to get different listening experience. Operational amplifier 0PA1656IDR can also be replaced with AD827 or MUSE02.

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