Upgrade options, Bluetooth Audio Player Includes 90 commonly used frequency files

*Optional

• 1x Bluetooth audio player (Includes over 90 commonly used frequency files, available for offline use.)

*Optional 2

• 1x Compact Amplifier

*Optional 3

• 1x wireless bluetooth class D amplifier, 1x Power Adapter , 1x high-quality audio cable.

(This Bluetooth Amplifier is designed for versatile audio applications, delivering 2 × 50W powerful output with a wide DC 9–24V input range. Equipped with the latest Bluetooth 5.0 protocol, it ensures a stable and high-quality wireless connection.

Multiple input options are available, including 3.5mm AUX, RCA, TF card, and USB drive

There are several different connection methods:

1 Direct connection to your phone.

Just open a frequency generator app and play pure tones.

Although the phone’s output is small, it’s perfect for meditation and energy sensitivity work.

It’s lightweight and portable — you can use it while traveling or even sitting in a café.

The only downside is that it occupies your phone.

2 Using an audio player with an amplifier.

This setup lets the coil run continuously in any corner of your room.

It’s great for maintaining a clean energy field throughout the day — helping with focus during work or promoting deep, restful sleep at night.

You can find many frequency tracks online, even on YouTube, and store them in your player for offline use.

3 Connect your phone to a Bluetooth amplifier for use.

Easier to use with wireless connection, works with various apps for playback.