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Product Description
Integrated Hifi audio amplifier
S.M.S.L A12 is a class d amplifier for passive speaker. It is compact powerful and competitive. Advanced circuit design makes the sound impeccable.
The main Bluetooth input and RCA input can meet most of your needs, and it also comes with usb Input and U disk playback. Classic manual control, more stable, Patented SDB sound and+-12 level treble and bass adjustment, allowing you to enjoy high-quality music.
(When switching to USB input, you may need to re-plug the USB cable or restart. That is determined by the chip, since the chip has priority functions. Please read the manual carefully before use).
Our Story
S.M.S.L was founded in 2009 which located in Shenzhen. Our company is specialized in the power amplifier, audio DAC, stereo headphone amplifier, and with own R&D, manufacturing and marketing team. More than10 senior engineers with rich experience in product development and professional management are working hard to ensure each product is qualified and works excellent. We follow the rules of “quality-based, technology-guidance, customer central”.
S.M.S.L A12 Amplifier
Small Bluetooth 5.0 Stereo Audio Amplifier 2 Channel for Passive Speaker
New technology class d amplifier chip
Infineon’s MA12070 adopts a new power amplifier architecture MERUS, which is completely difference from the traditional class D power amplifier. In this desigh, each half-bridge uses four mosfets(M1-M4), and the capacitor “flying” between them as an additional power supply. Rail to generate a three-level output signal at the output switch node.
Package Included: Audio Amplifier-1 24V Power Supply-1 Anti-interference USB-A cable-1 BT Antenna-1 User Manul-1
Bluetooth 5.0 Input
Bluetooth 5.0 Input, longer transmission distance, works with iPhone, Android, Smartphones, iPad, Tablet PCs etc. In the process of using Bluetooth input, more music details are retained, making the music more delicate and soft.
Switch to the BT position, search “SMSL BT5.0C”, and pair it easily.
Note: If you want to use another device for Bluetooth connection, please turn off your previous Bluetooth device first. Or please use a thin object such as a toothpick to press the button in the “Bluetooth Clear” hole on the back panel for 1 second to clear the bluetooth memory before pairing with other devices.
USB audio input support U disk playback
USB audio input and support for driver-free use, easily connect the tablet and computer etc.
U disk playback: Turn the input selector switch to the USB position, insert the USB flash drive into the USB interface, and A12 will automatically play the audio files in the USB flash drive.
Support audio format: MP3 , SBC , WAV , FLAC*(note)
Convenient switching
Easily turn on/ off the power.
Switch input: you can switch USB input to Bluetooth and RCA inputs easily, and freely switch between Bluetooth and RCA inputs. When you switch to USB input from bluetooth and RCA inputs, you may need to re-plug the USB cable or restart the amplifier. That is determined by the chip, since the chip has priority functions.
EQ Controls
Bass & treble adjustments are ±12 level, perfect knob texture, every time you use the knob, you will feel a strong sense of damping,more stable than remote control.
When the bass and treble knobs are adjusted to the 12 o’clock position, the bass and treble are not adjusted.
Aluminum CNC processing
All aluminum alloy CNC precision processing shell, anodizing technology and chamfering process, exquisite workmanship and delicate touch.
0.005% Low distortion
New technology class D power amplifier chip,
higher quality, efficiency up to 92%, further reducing power consumption. THD+N: 0.005%.
Sepcification
Inputs :Bluetooth 5.0, RCA , USB
THD+N: 0.005%
SNR: 102dB
Channel separation: 98dB
Output Power: 80Wx2(4Ω) / 40Wx2(8Ω)
Input sensitivity/input impedance: 190mV / 40kΩ
Power Consumption: 35W(Normal Volume)
Size: 5.47x5x1.38 inches (WxHxD)
Amplifer Weight: 382 g
Support U disk playback
Support audio format: MP3 , SBC , WAV , FLAC*(note)
Note: The two specifications of WAV and FLAC must use a USB flash drive with a higher transmission speed because of the higher transmission bit rate, otherwise it may cause the music playback to be interrupted.The U disk only supports FAT and FAT32 formats, and the maximum support is 64G. And the order is arranged according to the time when they are stored in the USB flash drive.
Product Dimensions : 5 x 5.47 x 1.38 inches; 13.47 ounces
Item model number : A12
Date First Available : June 28, 2021
Manufacturer : Shenzhen Shuangmusanlin Electronic Co.,Ltd
ASIN : B0983C2FDJ
【German Infineon’s IC】 This Mini home stereo audio amplifier Receiver, uses Infineon’s MA12070 chip, 0.005% low distortion.The audio amplifier provides you with 80W RMS x2 which can easily drive 280 watts(8 ohm), 320 watts(4 ohm) passive speakers to enjoy high-quality music, and video.
【Bluetooth 5.0 Input】: With the new Bluetooth 5.0 Amplifier technology , In the process of using Bluetooth 5.0 input, more music details are retained, making the music more delicate and soft. For iPhone, Android, Smartphones, iPad, Tablet PCs etc. Barrier-free connection within a distance of 0-32ft.
【Bass and Treble Control】: The SMSL Audio BT5.0 stereo amplifier is tailor-made for audiophiles seeking exceptional HiFi sound quality 。Bass & treble adjustments are ±12 level, perfect knob texture, every time you use the knob, you will feel a strong sense of damping, more stable than remote control, all aluminum alloy CNC precision procesing shell.
【The Ideal Partner Amplifier For Speakers】: With USB and RCA Inputs, High quality gold-plated terminals, a large number of audio grade components are used to enhance the sound experience, bulit-in perfect protection circuit for overheating, overcurrent, etc. the Bluetooth amp is a powerhouse ,Supports U disk playback
【What You Get】: SMSL A12 mini audio amplifier receiver, 24V power supply,USB-A cable, BT antenna, user manul, our worry-free 18-month warranty, and friendly customer service (better to contact us througth Amazon message).PS: We have updated the switch.
Price effective as of Jan 11, 2025 08:29:19 UTC
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