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This product will be shipped using FedEx (shipping cost per order: US$ 25). Delivery in 4-7 business days. Check out this page. 


 TSA7500 2x100W + 220W 2.1 channels audio amplifier board comes with AudioB pro Bluetooth module that supports Apt-X.

It has a perfect class-D architecture (based on TPA3221) and 2 channels have 100W power outputs and another one channel has 200W power output.

All the channels are capable of outputting nominal power simultaneously and continuously. This board can be powered by any DC 12V-30V power supply. It can be used to drive any 4Ω or 8Ω passive speakers.

TSA7500 can also be connected with our TSA1000TSA1010 or TSA1020 external audio volume control board. Users can adjust the audio volume by rotating the real knob.

It is a 2.1 channels amplifier board. The channel for subwoofer has 200W mono output. You can pair it with a mobile phone or a computer with Bluetooth function.

How to use TSA7500B(Apt-X) amplifier board ?

Power the amplifier board, use your phone or PC to search for a new Bluetooth device, the module will appear as "TSA7500".

You don't need a PIN, pair it up and then you can play music.

The highlight point is Apt-X and TWS support. Therefore, users can stream audio to 2 pair amplifier boards at the same time wirelessly.

  • TSA7500 can auto-detect the Aux in/Line in Audio input. Bluetooth Audio source has higher priority. When Bluetooth audio is paused or Bluetooth is disconnected, the amplifier will output the Aux in/Line in audio.
  • There is an audio connector that can connect with an external DSP to set the subwoofer audio tones.
  • BVC Port: BVC port can be connected with our Audio volume controller to control the Bluetooth audio volume. 

 

Connect an external potentiometer control the subwoofer volume separately

 

TSA7500 can auto-detect the Aux in/Line in Audio input. Bluetooth Audio source has higher priority. When Bluetooth audio is paused or disconnected, the Amplifier will output the Aux in/Line in audio. 

TSA7500 + TSA1000, both Aux in and Bluetooth audio volume can be controlled through BVC port. 

2 boards working in TWS mode

*User must remove the slave board Aux in Enable jumper before pairing 2 boards

  • S1 - Long press 3s into pairing mode. Long press 6s clear the pairing info.
  • S1+S2 - Long press 1s into TWS slave mode.
  • S1+S3 - Long press 1s into TWS master mode.
  • S2+S3 - Long press 1s disconnect TWS connection.

Specification:

Specifications are typical at +25℃, Powered by 24V DC, unless otherwise noted. Specifications subject to change without notice.

Parameter Condition Min Typ Max

Supply Voltage (VDC)

- 10 24 26
Power output per channel RL= 3Ω, 10% THD+N   112W  
RL= 4Ω, 10% THD+N   105W  
RL= 3Ω, 1% THD+N   100W  
RL= 4Ω, 10% THD+N   88W  
200W channel: RL= 2Ω, 1% THD+N   208W  
THD+N 1W   0.02%  
SNR A-weighted,Gain= 18 dB   108dB  
DNR A-weighted,Gain= 18 dB   109dB  

Minimum Load Impedance

 

 
Gain   18dB 24dB 34dB
Efficiency 100W @ 4Ohm   90%  

Input Impedance

18dB   48KΩ  
24dB   24KΩ  
30dB   12KΩ  
34dB   7.7KΩ  

 

Features:

  • Size: 15cm x 9cm x 2.5cm
  • aptX, aptX Low Latency, SBC and AAC
  • Bluetooth 4.2
  • Bluetooth audio volume control port(BVC)
  • Aux in/LIne in autodetect
  • 2.1 channels
  • Working voltage: DC 12V-30V
  • Over/under voltage protection
  • Overcurrent protection
  • Over temperature protection 

Applications:

  • Personal computer
  • Background music system
  • Musical instrument amplifiers
  • Home DIY
  • Car audio

Documents:

  • All the order are shipped within 2 business days. 
  • Products are either shipped from China or Australia. Item locations are mentioned on the product page.
  • Customers will receive tracking code if they have selected the 'shipping method with a tracking code'.
  • Returns are accepted if the customers return the items within 1 month to our address in Australia. If the item has been shipped from China, the customer still has to return the item to Australia. 
  • Return post fees have to be paid by customers. If the product is defective, we will pay the shipping fees.

 

Shipping fees for Australian addresses(Item Location: Australia):

  • Standard Post- using Australia Post: US $5.95 ~ AU $9.00 
  • Express Post: US $9.95 ~ AU $15.00

 

Shipping fees for international addresses (Item Location: Australia):

  • Standard Post with tracking code: US $17.50 ~ AU $26.50
  • Express Post with tracking code: US $36.50 ~ AU $55.00

 

Shipping fees for Australian and international addresses:(Item location: China):

  • Registered post with a tracking code: US $3.95 ~ AU $6.00 
  • Express Post with tracking code: US $25.00 ~ AU $38.00 

 

How long does it take to reach the USA, UK, Germany, Australia Canada and other EU countries?  

From China: If we ship from China, the delivery time can be from 7 working days to 15 working days. See the proof on the images below. US based orders are delivered more quickly than other countries.

Most of the USA, UK, Canada, Australia, and Germany  based orders are delivered within 7 days. However, because of customs related processes, it can sometimes take up to 15 days.  Check out all the shipment proof images on this page. 

 

From Australia: If you have chosen standard post, you will receive your parcel in 3-5 days (in Australia) and 5-7 days (outside Australia)

If you have chosen economy post, you will receive your parcel in 3-5 days (in Australia) and 15-25 days (outside Australia)

 

What is the proof that we really ship and they are delivered ?

 Check out all the shipment proof images on this page. 

 

Where do we ship from ? 

We ship our products from Australia and China depending upon what you purchase. BuildCircuit's original products are shipped from Australia. 

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