Fiio AM3 has utilized the newest technology that has been lauched, amp OPA1622 from Ti. In order to give you the best music listening experience, there are six OPA1622 chips that have been installed. This enables the module to support both 2.5mm TRRS balanced output and 3.5mm single-end output with an ultra THD+N of -119.2 dB. It is capable of driving a 32 omps load at 10-mW output power, at a 12 times better rate that similar competitive products. Teamed with the X7 it raises the audio quality to a whole new level.