Audio Amplifiers
$32.99 $25.99

Product description:
Operational amplifier chip: JRC5532*2
Replaceable op amp chip: OPA2604, OPA2314, LM4562, NE5532, etc.
Signal to noise ratio: ≥111db
Frequency response: 20-20Khz (±0.1db)
Distortion: 0.03%
Load impedance: 16-300Ω
Maximum output power: 170mW/32Ω load
Input mode: AUX
Support equipment: mobile phones, tablets, computers, MP3, TV, etc.
Output mode: amp, earphone, active speaker
Working voltage: 2.8V-4.2V
Charging voltage: DC5V
Battery capacity: 3000mah (polymer battery)
Maximum volume working time: 4 hours
Size: 110*62*17mm
Product net weight: 123g
Package weight: 210g

More features:
Removable and replaceable battery
Op amp can be replaced
Three-terminal regulator: IC-79L08-SOT89
Step-down: IC-MP1484-SOIC8
Charging management: IC-TP4056-SOP8
Boost: IC-SX1308-SOT23-6
Voltage detection: IC-HT7027A-SOT89

1×Packaging Box
1×type - C Charging Cable
1×Audio Line
1×Tool accessories
1×User Manual

Customer Reviews

Based on 1 review Write a review

All items in store may take 2 to 5 business days to process.  Please add processing time to your shipping estimate below.

Here is an estimate of the shipping times.  Due to factors that often affect international shipments, such as holidays, customs, and weather delays, we can only offer an estimate of shipping times. 


Estimated Shipping Time

United States

10-30 business days

Canada, Europe

15-40 business days

Australia, New Zealand

15-45 business days

Mexico, Central America, South America

20-60 business days 

Middle East (UAE, Saudi Arabia)

20-40 business days


IMPORTANT: We are not responsible if a package is undeliverable because of missing, incomplete, or incorrect destination information. Please enter the correct shipping details when checking out. If you realize you have made an error, simply e-mail us at as soon as possible. However there is a 72-hour wait list for email, therefore, if your order has left our warehouse within 72 hours, it is out of our control.
Aiyima is not responsible for destination country tax and/or any duty charge that may incur. Customers will be held accountable for any restrictions, duties, taxes, and any other fees collected from the destination country.
Aiyima will not be responsible for any Duties, Taxes, or Customs fees under any circumstances.
If the order arrives in your country and...
• The customer refuses to accept the package
• The number of attempts is made in the country of destination to deliver the package.
Aiyima reserves the right to abandon the package(s) and will not be responsible for any refund.

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Customer Reviews

Based on 1 review
Robert Gray
Best bang for buck audio product

Talk about an overachiever...
This drives 90% of my Headphones and is built like a tank add replaceable battery and Op-Amp makes this impossible to beat .

Aiyima makes better products than others charging much more

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