Topping L50 Desktop Headphone Amplifier - Open Box

Features Newly designed NFCA Circuit. 4-Pin XLR balanced headphone output. 6.35mm single-ended headphone output. Tremendously powerful(Output power rating of up to 3500mW). Three-step gain switch. Easily use with high sensitivity and low sensitivity headphones. High-output voltage. Ultra-low output impedance Input pass through. Along with the latest E50 MQA desktop DAC, Topping has unveiled its latest balanced headphone amplifier, Behold the latest Topping L50. Using a redesigned NFCA circuit, the L50 brings extraordinary clean sound signal amplification with ultra-low distortion and high SNR ratings. The amplifier has a maximum output power rating of up to 3500mW or 3.5W at 16Ω of load. Even at 600Ω, the L50 provides up to 290mW of power that is more than enough to power up demanding cans without any trouble. For sensitive IEMs, don't worry, the Topping L50 has an ultra-low output impedance of <0.1Ω and a super clean noise-floor, pair them without worrying about any background n