The first half is HPL Off, the second half is HPL On. When listened to with headphones, there is a surprising change in localization, yet the effect on the original tone is minimal. There is no sense of discomfort when listening with speakers.

Jazz with HPL Processor (First half: Stereo, second half: HPL Binaural)

Please listening by Headphone or Earphone.
This is "HPL" (HeadPhone Listening) music source.

This track made with 3D sound mixing, and after that goes to HPL processing of  optimisation for headphone music listening.

Original source is presented by TOKINOMAKINA.
https://soundcloud.com/tokinomakina


"A-life" TOKINOMAKINA - HPL (headphone listening) 3d surround

作詞作曲編曲トラックメイキング=PROTOTYPE AI。ボーカル=野中比喩。

yuria type-D

Originally made for 8ch speakers. Binaural decoded for headphone and earphone listening with HPL technology by ACOUSTIC FIELD.

Lost In Obsession - HPL Ver.

Please listening by stereo Headphone or Earphone.
This is "HPL" (HeadPhone Listening) binaural processing source.

You can check your headphone how it works for distance of the sound image.
It is easy to know which headphone has better to monitor for depth of sound field at the music mixing.

This channel check makes 7.1.5.1 virtial speaker array in your headphone.

ChannelCheck 7.1.5.1 - HPL13

We present new music world for HeadPhone Listening.

HPL music source is designed for Headphone & Earphone music listening.
Please listen to it by your Headphone or Earphone.

--- conception ---

"We want to enjoy listening the music with the mix balance of natural speaker sound even if it is a headphone and earphone."

Now many people are listening the music by headphone or earphone.
But in the studio, they are making the music using speaker.
This is the sound for speaker listening.
It is that you put the front speakers on your ears from Left and Right side.
Therefore, music mix balance that artists and engineers intended
does not have to reach the ears of listeners who love headphone intact.

The music source for headphone and earphone listening, it is "HPL" music source.

and
We already released more than 50 Jazz and Classic titles of high resolution sound source (ex. 192kHz sample rate and surround) HPL version in Japan.

--- Free HPL Plug-in ---

Free VST plug-in ”HPL2 Processor" is now available.
It makes same mix balance to the speaker sound, even with headphone and earphone. 
This plug-in is HPL professional binaural processing is for 2ch sound source. 
Please download and enjoy it!
https://www.hpl-musicsource.com/software 


ACOUSTIC FIELD INC.

ChannelCheck 7.1.5.1 - HPL13

HPL music source

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