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new product M7 Bluetooth tube preamplifier With high / bass tone Very good sound, suitable for home speakers
new product M7 Bluetooth tube preamplifier With high / bass tone Very good sound, suitable for home speakers
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SPECIFICATIONS
Brand Name: TIANCOOLKEI
Maximum Power Per Channel: NO POWER
Origin: Mainland China
Package: Yes
Channels: 2 (2.0)
Certification: CE
Model Number: M7
The new listing M7 Bluetooth audio receiver adapter tube preamplifier With high / bass tone independent regulation
characteristic:
This is a Bluetooth audio vacuum tube preamplifier device, you need to use with the amplifier.
M7 Bluetooth audio vacuum tube preamplifier role: to change the tone of the original music, so that the sound more contagious and warm voice, treble sweet, low frequency with intensity.
M7 Bluetooth module BTM625 Bluetooth audio module, using CSRA64215 chip, supports A2DP, AVRCP, HFP, TWS, AAC, I2S, APTX, APTX-LL, etc., using 4M SPI FLASH memory chips. External high-gain detachable antenna, truly make its signal stable lossless transmission. M7 internal use of two high-quality relays and a high-precision custom crystal, with boot protection, protect your audio equipment without any damage.
Bluetooth decoding part of the latest US ESS9023 top decoding core, ES9023 ESS company is a 24bit stereo audio digital-to-analog converter (DAC), using the industry's most advanced SABER digital-analog conversion technology, this chip set the best sound quality, high Cost-effective in one, making it the ideal choice for digital-analog conversion. Using the patented Hyperstream architecture and time-domain jitter cancellation technology, the ES9023 enables jitter-free recording of up to 112dB of dynamic range.
- Audio signal input end can connect to the computer, CD, phone and other player for lossless audio .
- The output end can connect to the digital amplifiers, active multimedia audio devices.
- With treble and bass adjustment function.
- After the M7 connecting to the audio device, the boot is: turn on the M7,then amplifier or the audio device.
- This is the preamp, not power amplifier. It needs to be connected to the amplifier or active audio devices.
Specifications:
Audio input: RCA input *1 group
3.5 stereo input *1 group
Wireless Bluetooth input *1 group
Audio output: RCA output *1 group
M7 size reference: 16 long *11.5 wide *7 high CM
Note: (height measurement by height of electron tube)
Power DC input: 12V voltage input (free distribution of high quality power adapter, global general-purpose)
M7 Bluetooth front level electronic tube amplifier packing list: host *1, power *1, electronic tube *2, Bluetooth antenna *1, warranty card *1.
Note: The tube is fragile, when you install the tube, please try to slow vertical plug tube, to avoid touching the hole around the aluminum shell. Tube cracks or leakage will not be used! If you need spare tube, you can contact our customer service to modify the product price, a tube is 5 dollars.
M7The aluminum



