Fosi Audio N2 Headphone Amplifier Portable Amp Gain & Bass Switch Audio Hi-Fi 3.5MM Earphone Headset Powered Dual-Output with Lithium Battery for iPhone, iPod, iPad, MP3 and Computers

Simple compact design but practical and powerful. All-aluminum silver body has been carefully designed and CNC processed to make it compact and classic.
High precision volume knob makes this headphone amplifier easy to use. Features a switch for adjusting gain as well as another switch to fine-tune bass levels. Meets the needs of bass lovers.
Low-pass filter duties on the line-output are handled by the OPA1642 chip. High fidelity stereo headphone amplifier and 3.5mm input/output jack, stream Hi-Fi music to your stereo system.
High-performance headphone drive and circuit protection. 2200mAH internal battery powers for up to 12 hours of use. Load Impedance: 16-600Ω. Output remarkable sound without distortion.
What you Get: N2 Headphone amplifier x1, User Manual x1, Type-C power cable x1, 3.5mm to 3.5mm cable x1, an 18-month worry-free warranty and friendly customer service.

	BL20A	Q4	N2	PH04	T20 with 5654w	P2
Battery capacity	-	-	2200mA	-	-	-
Headphone Matching Impedance	-	16-200 Ohm	16-600 Ohm	15-150Ohm	16-64 Ohm	32-600 Ohm
Input Interface	AUX/U-Disk/Bluetooth Input	USB/OPT/COA	3.5MM AUX	1/8’’ Headphone Jack	Bluetooth + RCA	AUX + RCA
Output Interface	Passive (Speakers+Subwoofer) +Powered Subwoofer	RCA, 3.5mm Headphone output	3.5MM AUX	1/8’’ Headphone Jack	RCA, 3.5mm Headphone output	6.35mm/ 6.35 to 3.5mm AUX
THD	≤ 0.04%	≤0.01%	0.005%	-	≤0.04%	≤0.03%

Category：Electronics Fosi Audio