How To Connect An Amplifier To A Phone And A Computer

An amplifier, also known as an amplifying device, is used to increase the volume of an audio signal before it is sent to a transmitter, such as a speaker or a headset. You will obtain the best sound quality from your entertainment experience if you connect the amplifier to both your phone and your PC. To discover everything there is to know about How To Connect An Amplifier To A Phone And A Computer, keep reading!

1. Connecting the amplifier to a mobile device through Bluetooth

The instructions for connecting an amplifier to a phone over Bluetooth are as follows:

Step 1: To begin, turn on the amplifier and enable Bluetooth connection mode.

Turn on the amplifier and enable Bluetooth connection mode

Step 2: The following step is to enable Bluetooth detection mode by going to Settings and then Bluetooth. Your phone will start looking for Bluetooth devices. It may take a few moments for your amplifier to appear on the device list. The name of the amplifier will vary depending on the manufacturer and type.

Turn on Bluetooth in settings

Step 3: Give your amplifier a suitable name to continue the pairing procedure. Tap on the name of your amplifier to connect to it. Depending on your phone’s operating system, you may be prompted to provide a pairing code or PIN.

Choose connection device in Settings

To disconnect your phone from the amplifier, go to your phone’s Bluetooth settings and tap the “Disconnect” button next to the amplifier’s name. This disconnects your phone from the amplifier and prevents it from reconnecting automatically in the future.

To reconnect in the future, just turn on Bluetooth on your phone and choose the amplifier from the list of available devices. Without providing a pairing code or PIN, you should be able to connect.

2. Connecting the amplifier to the computer through Bluetooth

Step 1: To begin, turn on the amplifier and enable Bluetooth connection mode. You may need to press a button on the amplifier’s control panel or use a remote control to switch to Bluetooth mode.

Turn on Amplifier mode

Step 2: In the lower-left corner of the screen, click the Windows icon, then select Settings from the drop-down menu that appears. (This may be located in different places depending on your computer’s operating system, but you can usually find it by searching for “Bluetooth” in the search bar.)

Click the Windows icon and select Settings

Step 3: To enable Bluetooth, select Add Bluetooth and other devices and then click the button indicated below.

Turn on Bluetooth, select Add Bluetooth

Step 4: Go to the Settings menu and then pick Devices. Click on the name of your amplifier to connect to it. Depending on your computer’s operating system, you may be prompted to enter a pairing code or PIN.

To be more specific, as seen in the image below, you are attempting to connect your computer to a BT-AMPLIFIER amplifier.

Choose devices

Step 5: When you’re finished, click the Done button, and your amplifier will be immediately connected to the computer.

Following a successful pairing, the computer displays the following message:

Successful pairing

You can disconnect the connection between your computer and the amplifier by going to your computer’s Bluetooth settings and clicking the “Disconnect” button next to the name of your amplifier. As a result of this action, the connection will be severed, and your computer will no longer be able to automatically reconnect to the amplifier in the future.

If you need to reconnect to the amplifier in the future, all you have to do is turn on Bluetooth on your computer and select the amplifier from the list of devices available to you. It should be possible to connect without having to enter a pairing code or PIN again.

3. Connect a phone or computer to an amplifier by an AV-3.5 cable

To do so, first prepare: one end of the speaker cord has a 3.5-millimetre jack, while the other end has red and white connectors. A 3.5-millimetre audio jack is required for compatible phones. a jack for headphones

3.5-millimetre jack

Step 1: The first step is to make sure neither the amplifier nor the speakers are making any noise.

Step 2: The second step is to insert the 3.5mm jack into either the green port on your computer or the 3.5mm headphone port on your phone.

Insert the 3.5mm jack into the green port on your computer or the 3.5mm headphone port on your phone

Step 3: Attach the other end of the wire to the amp’s Music L-R input port, matching the colour of the port.

As a result, your amplifier is already connected to your phone and PC via an AV-3.5 connection.

Attach the other end of the wire to the amp's Music L-R input port

Best amplifiers for phones and computer

FiiO A3 Portable Headphone Amplifier

This small and inexpensive amplifier is ideal for enhancing the audio quality of smartphones and computers. It is compatible with a wide variety of headphones and significantly improves volume and clarity.

Audioengine D1 24-bit Digital-to-Analog Converter

This amplifier and digital-to-analogue converter (DAC) combo is intended to improve the audio quality of PC and laptop computers. It is ideal for music composition and other high-quality audio applications because it supports a wide range of sample rates and bit depths.

Schiit Fulla 3 DAC/Amp

This small and reasonably priced amplifier and DAC combo are intended for use with both headphones and powered speakers. It has a high-quality AK4490 DAC processor and a powerful headphone amplifier, making it a versatile option for improving computer and mobile device audio quality.

JDS Labs Atom Headphone Amplifier

This powerful and reasonably priced amplifier is designed specifically for headphones. It has an excellent amplifier circuit that provides sufficient power and clarity, making it an excellent choice for audiophiles.

iFi hip-dac Portable DAC Headphone Amp

This portable amplifier is designed to provide high-quality sound on the go. It supports both USB and 3.5mm connections for Computers and mobile devices. The hip-dac also has an MQA decoder for high-resolution audio.

The best amplifier for you will be chosen by your specific needs and preferences. These amplifiers, on the other hand, are all excellent options that generate high-quality sound and are compatible with both phones and computers.


A cable with a suitable connector for your device and amplifier is required. For example, if your amplifier has RCA inputs, you’ll need a cable with a 3.5mm jack on one end and RCA connectors on the other.

You may connect your phone or PC to an amplifier using the appropriate cord. Attach one end of the cable to the headphone jack or audio output of your device and the other end to the amplifier’s input port.

Use the volume controls on your phone or computer to adjust the volume. You can also modify the volume if the amplifier has its volume control.

The amplifier determines it. Some amplifiers include several inputs that can be used to switch between devices. Others may require disconnecting one device and plugging in another.

If your amplifier supports Bluetooth, you can connect your Bluetooth device to it wirelessly. Instead, you may connect your device to the amplifier through a cable with the appropriate connectors.

Casual Living USA hopes that the instructions above will help you understand How To Connect An Amplifier To A Phone And A Computer. Thanks for reading!

Vincent Mason

Vincent Mason sells speaker and audio devices for home and small civil works and has 15 years of experience. He is a US-based expert. Vincent is a well-groomed, early-forties man. His warm, approachable nature helps him connect with consumers and develop enduring connections. Vincent is a good salesman who knows his products and consumers. He's good at matching products to customers' needs and budgets. Vincent spends his free time researching audio technologies and market trends. He loves music and attends concerts and festivals whenever possible.

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