Sound quality improvement device using Schumann resonance
Redesigned with even more effectiveness!

●Improve the sound in your listening room
●Artificial generation of Schumann resonance waves
Input voltage: 100V
External dimensions: W140 x H150 x D170mm
Weight: 180g

The RR-777 generates Schumann resonance waves through its special structure.
It is possible to dramatically improve the sound quality without any contact with the equipment.
The sound field is expanded greatly in both depth and left/right directions, resulting in a natural and smooth sound quality.
The RR-777 is also effective for live and recorded sounds,
At many major record companies' recording sites and mastering studios
It has been adopted.

CABLECRAFT 音光堂

ACOUSTIC REVIVE Ultra Low Frequency Generator RR-777

¥46,000

Sound quality improvement device using Schumann resonance
Redesigned with even more effectiveness!

●Improve the sound in your listening room
●Artificial generation of Schumann resonance waves
Input voltage: 100V
External dimensions: W140 x H150 x D170mm
Weight: 180g

The RR-777 generates Schumann resonance waves through its special structure.
It is possible to dramatically improve the sound quality without any contact with the equipment.
The sound field is expanded greatly in both depth and left/right directions, resulting in a natural and smooth sound quality.
The RR-777 is also effective for live and recorded sounds,
At many major record companies' recording sites and mastering studios
It has been adopted.
¥46,000

■Payment method

・Credit card
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・Apple Pay
・Google Pay
・PayPal

Frequently bought together

Total price ¥52,250

Product description

Sound quality improvement device using Schumann resonance
Redesigned with even more effectiveness!

●Improve the sound in your listening room
●Artificial generation of Schumann resonance waves
Input voltage: 100V
External dimensions: W140 x H150 x D170mm
Weight: 180g

The RR-777 generates Schumann resonance waves through its special structure.
It is possible to dramatically improve the sound quality without any contact with the equipment.
The sound field is expanded greatly in both depth and left/right directions, resulting in a natural and smooth sound quality.
The RR-777 is also effective for live and recorded sounds,
At many major record companies' recording sites and mastering studios
It has been adopted.

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