
PJ.MIAOLAI M7 bluetooth 5.0 6J1 Vacuum Tube Amplifier Preamplifier Preamp
Tax included.
Features:
M7 bluetooth module is BTM625 bluetooth audio module, adopt CSRA64215 chip, support A2DP, AVRCP, HFP, TWS, AAC, I2S,etc., adopt 4M SPI FLASH memory chip. An external high-gain removable antenna really makes lossless transmission of stable signals. The M7 uses two high-quality relays and a high-precision custom crystal. It has boot protection and protects your audio equipment from any damage
1 x PJ.MIAOLAI M7 Amplifier
2 x Tube
1 x Power Adapter




Vacuum tube preamp with bluetooth; Convenient to improve your sound quality
Audio signal input can be computer, CD, phone and lossless player
Three kinds of audio input:bluetooth5.0 , RCA,AUX 3.5mm stereo input
Easily switching between different sound sources with its audio input selection
Audio output can be connected to digital amplifiers and active multimedia audio devices
Treble & bass adjustment; Sound is warm and broad; No background noise
Gold-plated for input and output terminals; 6J1 valve tube; Mini size suitable for desktop
The bluetooth decoding part adopts the latest US ESS9023 top-level decoding core. ES9023 is a 24-bit stereo audio digital-to-analog conversion chip (DAC) of ESS. It adopts the industry-leading SABRE digital-to-analog conversion technology. This chipset has the best sound quality and high performance. The price/performance ratio makes it an ideal choice for digital-to-analog conversion. The ES9023 uses patented Hyperstream architecture and time-domain jitter cancellation technology to enable jitter-free recording quality with a dynamic range of 112dBM7 bluetooth module is BTM625 bluetooth audio module, adopt CSRA64215 chip, support A2DP, AVRCP, HFP, TWS, AAC, I2S,etc., adopt 4M SPI FLASH memory chip. An external high-gain removable antenna really makes lossless transmission of stable signals. The M7 uses two high-quality relays and a high-precision custom crystal. It has boot protection and protects your audio equipment from any damage
Audio input: 1 set of RCA input; 1 x 3.5mm stereo input; 1 x bluetooth input
Audio output: 1 set of RCA output
Dimensions: 16 x 11.5 x 7 cm (including tube height)
Power supply: universal 12V DC
Package Included:1 x PJ.MIAOLAI M7 Amplifier
2 x Tube
1 x Power Adapter




