SMSL A2 40WPC TDA7492 Class D Subwoofer EQ HiFi Stereo Digital Power Amplifier

NOTE: Click Here for Buying Sample in Our AliExpress Retail Store

Description:

SMSL A2 is based on STMicroelectronics (ST) The TDA7492 as the core, the use of the EPCOS · Panasonic · nichicon · ST · TI · BI · TDK and other senior fever accessories refined, high-quality digital amplifier. Advanced aluminum enclosure, drawing oxidation process, laser engraving silk screen and other technology.

SMSL A2 is 40w X 2 stereo digital power amplifier to meet the needs of most users listening. Bass signal output A2 can see a large external active subwoofer more shocking. Along with 2-way switch signal input with memory function, avoid frequent plugging multiple sets of audio signal line trouble. Further A2 electronic volume control and dynamic balance to enhance the quality.

Features:

1. Support 2 inputs, RCA input jack and 3.5MM headphone jack input.
Flexible and easy to connect with all the latest audio equipment, computer / cell phone / player and so on; input with memory function, human-computer science to design a multi-functional machine use.

2. MCU control, easy to understand .MCU work status of the machine according to real-time monitoring and protection

3.360 degree rotating electronic volume control
The bass signal output, you can connect with active speakers

5. e. Support EQ bass and treble adjustment.

Specifications:
Output Power Output Power: 40W + 40W (4 OHM)
THD + N distortion: <0.05%
SNR SNR:> 90dB
Crosstalk Crosstalk: <-90dB (1KHz)
Frequency Response Frequency Range: 20Hz - 20kHz (± 3dB)
Power Charging Power Supply: DC19V
Speaker Impedance speaker impedance matches: 3 OHM - 16 OHM
Weight: 1 kg
Dimension: 14.8 x 9.7 x 3.2 cm

Package:
1 x A2 Unit
1 x User Manual
1 x Power Adapter

1.Voltage

Can you change the voltage and plug?Our voltage is 110V or 220V,and our plug is EU,US or others.
Yes,we will change the voltage and plug according to your shipping address.

2.RMA

Hi seller,I bought one device from your shop before,but it is broken now under warranty,can you help me repair it?

Yes,please send the defective device or wrong device to our Chinese address(please contact our salesman).
Once we received it,we will send you the new replacement or refund immediately.

3.Warranty

I bought your product 7 years ago,but it's broken now,can you repair it?
Oh...Dear friend,our warranty is 1 year,would you like have a try of the newest one?

4.Samples

Hi,man,I love your products too much,can you send me a sample to test?I will place big order in future.
Hi,my friend,Please buy products from our Aliexpress store directly.

/store/601461 

5.Shenzhen Shop

Hi,brother,I am going to Shenzhen,China,can I visit your shop?
Yes,my friend,welcome to our shop,you can have a try of your favorite devices,and it would be better if you could inform me in advance,so I can prepare for your needed devices.
Shop address: 4F9,No.3018,Gume,Wanshang Electric City,Huaqiang north road,Futian zone.Shenzhen,China.
T:86-0755-82521355