Bluetooth Audio Amplifier Board with 2 x 100W + 200W 2.1 Channels – TSA7500B(Apt-X)

$59.50

TSA7500 2x100W + 220W 2.1 channels audio amplifier board with AudioB pro Bluetooth module that supports Apt-X. It has perfect class-D architecture(Based on TPA3221), and 2 channels have 100W power output, and another channel has 200W power output. All the channels are capable of outputting nominal power simultaneously and continuously. Any DC12V-30V power supply can power this board. You can use it to drive any 4Ω or 8Ω passive speakers. TSA7500 can also be connected with our  TSA1000, TSA1010, or TSA1020 external audio volume control board. People can adjust the audio volume by rotating the real knob.

You can connect this DSP board to the TSA1701 Audio DSP Board and adjust the subwoofer audio tones.

Bluetooth Audio Amplifier Board with 2 x 100W + 200W 2.1 Channels – TSA7500B(Apt-X)

TSA7500 2x100W + 220W 2.1 channels audio amplifier board with AudioB pro Bluetooth module that supports Apt-X. It has perfect class-D architecture(Based on TPA3221), and 2 channels have 100W power output, and another channel has 200W power output. All the channels are capable of outputting nominal power simultaneously and continuously. Any DC12V-30V power supply can power this board. You can use it to drive any 4Ω or 8Ω passive speakers. TSA7500 can also be connected with our TSA1000, TSA1010, or TSA1020 external audio volume control board. People can adjust the audio volume by rotating the real knob.

It’s a 2.1 channels amplifier board. That channel for the subwoofer is 200W mono output. You can pair it with a mobile phone or a computer (etc.). Power the amplifier board. Use your phone or PC (etc.) to search for a new Bluetooth device. The module will appear as “TSA7500”. You don’t need a PIN, pair it, and then you can play music.

The highlight point is Apt-X and TWS supported. 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 has 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.

Subwoofer tones set port:

Connect an external potentiometer to control the subwoofer volume separately.

Buttons control port:

There have 3 buttons on the board which can control the audio volume and play/pause etc… You can connect external buttons easily by using this buttons control port.

Pins define:(Check the board backside silkscreen):

P/P: Play the pause button

VOL+: volume increase and forward button

VOL-: volume decrease and rewind button

1.8V

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.

TSA7500 + TSA1000, Both Aux-in and Bluetooth audio volume can be controlled through the BVC port

2 boards work 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 typical @ +25℃, Powered by 30V DC unless otherwise noted. Specifications are subject to change without notice.

Parameter Condition Min Typ Max
Supply Voltage (VDC) 10 24 30
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 auto-detect
  • 2.1 channels
  • Working voltage: DC12V-30V
  • Over/under voltage protection
  • Over-current protection
  • Over-temperature protection

Applications:

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

Documents:

  • How to change the BT name
  • How to enable BT password
  • How to change Bluetooth audio gains
  • TSA7500B Bluetooth module PSR file

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Product Manuals

If applicable, the Product Documentation, Reference Materials, CAD design(s),.STEP file(s) and/or other drawing files, Manuals, and Tutorials will be available for download upon purchase. The order confirmation email will include a downloadable link to the product file(s), which can also be downloaded from the My Account section if needed.


Founded in 2009, TinySine Electronics is a smart home and open source hardware provider, catering to hardware engineers, DIY enthusiasts and interactive designers. Our ever-growing product catalog includes over 700 components and widgets from sensors, robotic platforms, communication modules to smart home relay boards.

Shipping Policy

We currently ship via the Airmail, DHL, Fedex, TNT, Aramex and EMS to different countries. We will send your package out within 3 Business days after we receive your clear payment. FedEx and DHL, TNT, Aramex do not deliver to PO Boxes. If your shipping address is a PO Box, please select a EMS or Airmail option or your package will be returned to us at your expense. Please NOTE: Any customs duties generated are paid by the buyer, NOT the seller!

Return Policy

Warranty: We guarantee to provide accurate descriptions and high quality product. If you have any problems with your order, please notify us within 60 days from date of shipment of any defective product. You agree to pay for the return shipping on exchanges and returns and we will reimburse this cost upon verification of a defect with the product. Furthermore, no warranty will apply if the product has been subject to misuse, static discharge, neglect, accident, modification, or has been soldered or altered in any way. Returns: If you are not satisfied with a product you bought, for whatever reason, it is possible to return it for refund within 5 days of receipt (10 days for an exchange). You must first advise us by email: support@ozrobotics.com for return authorization. No returns will be accepted without having previously obtained a return authorization. All returns must be in its original mint and clean condition. Returns on damaged, scratched, programmed, burnt, or otherwise played with product will not be accepted. The product must then be returned in its original packaging with its receipt and a small note for the reason of the return. The note will help us to serve you better and improve our products. Reimbursement will be denied for any products which do not conform to the abovementioned conditions Please note that all items will be reimbursed within 3 days of receiving the product (shipping fees excluded). You must cover the cost of returning the product. You will need to pay for shipping (if you want a refund instead of a replacement). Shipping fees will only be refunded if the return is a result of a shipping error on our part.

Shipping costs

Country State Postcode Cost
United States (US) Any Any $25.00

If you have any questions with regards to this product, please ask us here. This will include the product link automatically.

    if i ran this at 24v is there any 12v power outputs i can splice into for an accessory device?? ?
  1. 0 votes
    Q if i ran this at 24v is there any 12v power outputs i can splice into for an accessory device?? ?
    Asked by tony
    Answered by Oz Robotics

    Hi Tony, this board without 12V output. Thank you.

  2. Are power ratings rms,peak or peak to peak
  3. 0 votes
    Q Are power ratings rms,peak or peak to peak
    Asked by Philip
  4. Hello, I would like to order this amplifier Board, but it would be possible the audio B Board has SMA antenna conector, and how do I order with this SMA conector
  5. 0 votes
    Q Hello, I would like to order this amplifier Board, but it would be possible the audio B Board ha...... Read more
    Asked by Johnnary D Gonzalez
    Answered by Oz Robotics Hi Johnnary. we can provide the SMA connector version. Just leave a note on the order. We will ship the SMA version.

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