【AGPTEK】A65S(X) Firmware Upgrade

A65X

A65 Firmware Upgrade

  1. Improvements: When the buttons are locked, you can control the volume by using the volume +/- keys.
  2. Software Version: AGP-A65-20231117-V1.0
  3. Update on Nov 24th, 2023.

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A65X

A65 Firmware Upgrade

  1. Improvements: Added volume protection prompt to prevent potential hearing damage when the volume exceeds 20.
  2. Software Version: AGP-A65-20231016-V1.0
  3. Update on Nov 6th, 2023.

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A65X

A65 Firmware Upgrade

  1. Optimization: Long press the Return button on any interface to return to the main interface.
  2. Master Control: 2157
  3. Software Info: AGP-A65-20230523-V1.0
  4. Update on May 31, 2023.

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A65X

A65 Firmware Upgrade

  1. Note: Please check the version information before updating this firmware (A65 Player Settings->Information to find the version number). This firmware can only be used if the serial number is before A.A65-time-V1.0 (time based on June 20, 2021).
  2. Master Control: 2127
  3. Optimization: Multi-folder directory loop playback
  4. Software Info: AGP-A65-210111
  5. Updated on March 20th, 2023

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A65X

A65 Bluetooth Upgrade

  1. The device Bluetooth upgrade, compatible with the latest airpods pro 2 generation Bluetooth earphones.
    Note: If there is mono sound after the upgrade, please check whether the version of the Bluetooth earphones is the latest version. Please update the earphones to the latest version and use it after linking to our MP3 (Bluetooth earphones update: use the Bluetooth earphones to connect to the iPhone and it will be updated automatically).
  2. Updated on Dec 21, 2022

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A65X

A65 Firmware Upgrade

  1. Optimization: Optimize the alarm clock and Falsh patch issues.
  2. Master Control: 2157
  3. Software Info: AGP-A65-220526-A1.0
  4. Updated on Nov 29th, 2022

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A65X

A65 Firmware Upgrade

  1. Note: Please check the version before updating this firmware (A65 Player Settings -> Information, to find the version number). You can only use this firmware if the serial number is A.A02-time-V1.0 (the time based on June 30th, 2021). If your version date is later than June 30th, 2021 (eg 20210630), please update this firmware.
  2. Master Control: 2157
  3. Bluetooth 5.0.
  4. Updated on Nov 11th, 2022

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【AGPTEK】A61 Firmware Upgrade

A61

A61 Firmware Upgrade

  1. Improvements: Added volume protection prompt to prevent potential hearing damage when the volume exceeds 20.
  2. Software Version: AGP-A61BL-20231020-V1.0
  3. Attention: This firmware update is for the blue UI.
  4. Update on Nov 7th, 2023.

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A61

A61 Firmware Upgrade

  1. Improvements: Added volume protection prompt to prevent potential hearing damage when the volume exceeds 20.
  2. Software Version: AGP-A61P-20231020-V1.0
  3. Attention: This firmware update is for the pink UI.
  4. Update on Nov 7th, 2023.

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A61

A61 Bluetooth Upgrade

  1. The device Bluetooth upgrade, compatible with the latest airpods pro 2 generation Bluetooth earphones.
    Note: If there is mono sound after the upgrade, please check whether the version of the Bluetooth earphones is the latest version. Please update the earphones to the latest version and use it after linking to our MP3 (Bluetooth earphones update: use the Bluetooth earphones to connect to the iPhone and it will be updated automatically).
  2. Updated on Dec 21, 2022.

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A61

A61 Firmware Upgrade

  1. Optimization: Blue UI background, optimize the problem of FM radio playback.
  2. Master Control: 2157.
  3. Software Info: AGP-A61BL-20221122 V1.
  4. Note: Only for blue player Flash.
  5. Updated on Nov 30th, 2022.

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A61

A61 Firmware Upgrade

  1. Optimization: Pink UI background, optimize the problem of FM radio playback.
  2. Master Control: 2157.
  3. Software Info: AGP-A61P-20221122 V1.0.
  4. Note: Only for pink player Flash.
  5. Updated on Dec 1st, 2022.

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A61

A61 Firmware Upgrade

  1. Master Control: 2157.
  2. Bluetooth: V5.3.
  3. Software Information: AGP-A61-20220825 V1.0. (Blue Background UI Software)
  4. Updated on Nov 11th, 2022.

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【AGPTEK】A09X Firmware Upgrade

A09X

A09X Firmware Upgrade

  1. Improvements: Added volume protection prompt to prevent potential hearing damage when the volume exceeds 20.
  2. Software Version: AGP-A09X-20231016-V1.0
  3. Update on Nov 6th, 2023.

Download >>

A09X

A09X Bluetooth Upgrade

  1. The device Bluetooth upgrade, compatible with the latest airpods pro 2 generation Bluetooth earphones.
    Note: If there is mono sound after the upgrade, please check whether the version of the Bluetooth earphones is the latest version. Please update the earphones to the latest version and use it after linking to our MP3 (Bluetooth earphones update: use the Bluetooth earphones to connect to the iPhone and it will be updated automatically).
  2. Updated on Dec 21, 2022.

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A09X

A09X Firmware Upgrade

  1. Master Control: 2157.
  2. Bluetooth: V5.3.
  3. Software Information: AGP-A09X-20220630V1.0
  4. Updated on Nov 11th, 2022.

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【AGPTEK】H9 Firmware Upgrade

H9

H9 Firmware Upgrade

  1. 1. When the language is set to Japanese, and then click to turn off active noise reduction in the scene settings during recording, the system will crash.
  2. 2. Optimized the problem of recovery, startup and shutdown, and crash.
  3. Master Control: 2157.
  4. Software Version: A.H9.N.20220506.V1.01.
  5. Updated on Nov 11th, 2022

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H9

H9 Firmware Upgrade

  1. Note: Please check the version number before updating this firmware! Available to customers who purchased players manufactured on or after September 3, 2021. (Please check the serial number on the back of the player for the production time. For example, A061400115RG, the production date is 00115, that is, January 15, 2020. A047691023RG, the production date is 91023, that is, October 23, 2019.
  2. Master Control: 2157.
  3. Bluetooth 5.0.
  4. Add Line-in recording function.
  5. Updated on September 3, 2021.

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【AGPTEK】A65S(X) Firmware Upgrade

A65X

A65 Firmware Upgrade

  1. Note: Please check the version before updating this firmware (A65 Player Settings -> Information, to find the version number). You can only use this firmware if the serial number is A.A02-time-V1.0 (the time based on June 30th, 2021). If your version date is later than June 30th, 2021 (eg 20210630), please update this firmware.
  2. Master Control: 2157
  3. Bluetooth 5.0.
  4. Updated on Nov 11th, 2022

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What Is the Difference Between Preamp And Amplifier

What Is the Difference Between Preamp And Amplifier

Preamp and amplifiers are two words you will come across if you set up a studio, whether for a professional purpose or simply for fun at your house. Even though both of these names seem similar, the two gadgets serve very distinct purposes. You’re asking what the distinction is between the two. But first, let’s know what these terms are:

What is a preamp?
If you’re going to record with a microphone, you will need a preamplifier, no doubts about it. Most audio interfaces, equalizers, and mixers contain some kind of built-in preamp, which performs the same functions as most preamps available for separate purchase. A preamp is a device that boosts low-level analog signals to line-level using transistors or, less frequently, old-school vacuum tubes. Even line-level signals are insufficient to drive loudspeakers at their maximum volume.

What are amplifiers?
In electrical signal processing, an amplifier is a device that increases the strength of an electronic signal, and it is most often used to enhance the loudness of musical instruments. If you play electric guitar in a rock band, you will most likely utilize an amplifier to enhance your sound. When people speak about amplifiers, they often refer to the types of devices used by musicians and sound professionals to produce sound.

Difference between preamp and amplifiers
Here are key points of distinction between preamp and amplifiers: (more…)