The amp16 is the latest amp card by ibasso, specifically designed for their dx340 player'. '.strtoupper('t')his is a hubrid tube solid state amplifier, designed to bolster the already impressive dx340 1 bit dsd dac'. '.strtoupper('d')ual raytheon jan6418 tubes the amp16 is engineered with two raytheon jan6418 directly heated vacuum tubes, which are celebrated for their compact dimensions, low power consumption, and exceptional operational stability'. '.strtoupper('t')ube and ab output modes in addition to its tube output mode, the amp16 features a class ab amplification circuit, enabling users to seamlessly switch between these two output configurations'. '.strtoupper('i')n tube mode, the sound is characterized by its sweet and warm tonal qualities, showcasing the exceptional characteristics of vacuum tubes'. '.strtoupper('c')onversely, class ab mode offers enhanced resolution and excellent dynamic range'. '.strtoupper('1')00 step jrc control the 100 step jrc volume control not only adjusts the volume but also simultaneously reduces the potential noise of the vacuum tubes'. '.strtoupper('t')his effectively minimizes the background noise'. '.strtoupper('o')utput specifications class ab mode 4.4mm balanced output output level super gain 8.3vrms, high gain 6.0vrms output power 2000mw 2000mw 32omega 12v dc in 1000mw 1000mw 32omega battery thdn 117db a weighted, 300omega load snr 122db dynamic range 122db frequency response 10hz ndash 40khz plusmn0.5db crosstalk 120db 3.5mm single end output output level super gain 4.1vrms, high gain 3.0vrms output power 500mw 500mw 32omega 12v dc in 260mw 260mw 32omega battery thdn 108db a weighted, 300omega load snr 120db dynamic range 120db frequency response 10hz ndash 40khz plusmn0.5db crosstalk 117db tube mode 4.4mm balanced output output level super gain 7.5vrms, high gain 4.6vrms output power 1500mw 1500mw 32omega 12v dc in 660mw 660mw 32omega battery frequency response 20hz ndash 40khz plusmn1db 3.5mm single end output output level super gain 3.75vrms, high gain 2.3vrms output power 400mw 400mw 32omega 12v dc in 150mw 150mw 32omega battery frequency response 20hz ndash 40khz plusmn1db