YJCO TPA6120A HiFi Headphone Amplifier NE5534 Op-amp Desktop Audio Amp 32-600Ω ALPS Potentiometer AC 220V YJ352

Package:Headphone Amplifier *1AC 220V Power Supply *1This unit is designed for use with AC 220V mains power only.Instructions:This headphone amplifier features the NE5534 dual op-amp integrated circuit paired with precision resistors and capacitors. The core audio driver is the original Texas Instruments TPA6120A, a high-performance stereo amplifier IC boasting:•124dB dynamic range•Ultra-high 216kHz sampling frequency capability•Delivers 80mW into a 600Ω load at ±12V power supply, with a (THD+N) as low as 0.00014%•Current-feedback architecture•Dynamic range >120dB•SNR (Signal-to-Noise Ratio): 120dB•Output noise: only 5μV at 2V/V gain•Wide operating voltage range: ±5 ~ ±15V•Slew rate: 1300V/μs•Differential input design•Independent power supply rails for low crosstalk•Built-in short-circuit and thermal protectionSpecificatons:PCB Size: 104mm × 88mmOperating Voltage: AC 220VRecommended Headphone Impedance: 32Ω - 600ΩFrequency Response: 20Hz - 20kHzUnit Weight: 1.4kgExternal Dimensions (with knobs & RCA jacks): 250mm (L) × 115mm (W) × 53mm (H)External Dimensions (body only, no protrusions): 208mm (L) × 115mm (W) × 53mm (H)