Product Description

Descriprion:
This TDA7492P Stereo Amplifier Board adopts TDA7492P amplifier chip,
the TDA7492P is a dual BTL class-D audio amplifier with single power supply,
designed for LCD TVs and monitors, optimize the circuit design to achieve high quality voice.

Specifications:
Supply Voltage: DC8-25V
Audio Output: Terminals
Power Interface: 2.1 DC Socket
Audio Input: Bluetooth Receiver V4.0
Output Power: Add Pre-5532 Output Foot
Number of Channels: Two-channel Stereo
Applicable speaker impedance: 4/6/8/16 ohm (8 ohm is the best).

Feature:
Equipped with 3.5mm AUX interface.
Sound quality is very good by using this module.
With 5 buttons for adjustment, convenient and easy operation.
Using CSR8635 Bluetooth chip, Bluetooth V4.0, high software compatibility.

Note:
If you use external audio, you need connect 3.5mm audio line;
If you directly use Bluetooth, when power on, wait 3-10s, until LED blue and red light flashing alternately,
then you can use your phone to find the Bluetooth module then connect it. You can directly use it.

Package Included:
1 x TDA7492P 50W+50W Bluetooth 4.0 Audio Power Amplifier Board

Product Features

• Power Supply: 2.1 interface (5.5-2.1 mm adapter), 8-25V DC power supply, including battery. NOTE that the chip will burned when the positive and negative reverse.
• Bluetooth: CSR8635 Bluetooth chip, Bluetooth V4.0, which can support Bluetooth stereo audio input.
• Output Power: Powered 18V, 6ohm, impedance output 50W+50W. Powered 20V, 8ohm, impedance output 50W+50W.
• Integrated 5532:A dual high-performance low noise operational amplifier, improved output drive capability and considerably higher small-signal and power bandwidths.
• DIP switchesIt can be more easily direcly adjusted after-class amplifier gain, to better promote the impedance larger speakers.(21.6dB, 27.6dB, 31.1dB, 33.6dB), 5 buttons to select the play mode: Play, Back, Next, Vol+, Vol- .