With the DA2120A, Fosi Audio offers a small, versatile and affordable Class D amplifier. Its amplification stage allows it to deliver a power of 2x50W under 4Ω, and this with a high efficiency proper to this type of amplification. Its integration will be done easily within the very large majority of audio systems thanks to its complete connectivity, composed of a Jack 3.5mm, a USB-B port, optical Toslink and coaxial. The DA2120A also embeds a Bluetooth QCC3031 receiver, allowing to broadcast its music remotely, from a smartphone or a tablet for example. The support of the aptX transmission codec allows to enjoy a quality sound reproduction in wireless. On the output side, in addition to its speaker terminals, the DA2120A offers a subwoofer output, providing the possibility of mounting a 2.1 audio system.