Topping TP30 Digital Amplifier USB DAC

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TOPPING TP30 CLASS TAMP@TripathTA2024C@USB DAC2010 NEW PRODUCT  This Mini USB AMP made with high-quality component--Elnacapacity, Dale resistor, ALPS volume control...High value MINI USB DAC T AMP-By Burr-Brown PCM2704+OP-2134
Features and specifications Indicators:Input: USB or Stereo RCAUSB Controller by Burr-Brown PCM2704:(plug and play, Windows2000 or Higher) Full speed transciever (REAL AUDIO 1.1),32KHz~48KHz/16BIT DELTA-SIGMA STEREO.The pre-baffle plate is 8mm thick aluminum sheet which use the CNC machiningHigh quality Golden RCA and domestic output block.AMP: Class-T Tripath TA 2024 ( Golden pins)  BTL Configuration (For 4-Ω to 8-Ω  Speaker)PowerOpamp: Burr-Brown OP-2134Size:Case only  10.5cm x 4.5cm x 20.5cm (width x high x deep) Weight:  Main unit only 720gPackage 1.5kg  (Include Power supply)Power: We offer a High quality DC Power Supply Input: AC 100-240V 50/60Hz, Output: DC 12V 5A Regulator.We offer four type of power plugs for buyer choose: USA、EU、AU、BSOutput: 3.5mm Headphone output socket, a Stereo Speaker Output.Fit for Headphone Impedance: 16 ohm---200 ohm.THD Distortion: 0.04%THD+N @5W/8Ω 1Khz,Power Output for Speaker: 15W * 2-ch(4Ω，THD 0.03%)Signal-to-Noise Ratio (SNR): 90dBDynamic Range: 90dB 
Specification of power amp section:


T-Amp IC Tripath TA2024 Output Power 2 x 15W @ 4ohm, 2 x 10W @ 8ohm Signal-to-Noise Ratio (SNR) 98dB Dynamic Range 98dB IHF-IM Distortion 0.1% @ 1W, 4ohm THD Distortion0.03% @ 9W, 4ohm0.1% @ 11W 4ohm0.1% @ 6W 8ohm10% @ 15W 4ohm10% @ 10W 8ohm Power Efficiency 81% @ 15W, 4ohm, 90% @ 10W, 8ohmInput Sensitivity 200mVAudio IN RCA (Left/Right) x 1Power socket (5.5mm/2.1mm) x 1 Output Speaker OUT (Left) x 1 pair (+ / -)Speaker OUT (Right) x 1 pair (+ / -) Power Indicator (Blue LED) x 2  Build in Op amp for headphone liner boost, easy to drive any headphone in 16 Ohm~200 Ohm impedance loading,the speaker cut off automatic when the earphone jack plug in.  Totally 3000*2=6000uF super large capacity with ELNA ‘Pioneer’ Audiophile Grade Cap, very low ESR andhigh speed response sounds much clearly in detail and huge in deep bass.High grade component in use, there are Dale resistor, ELNA Caps,Nichicon,ALPS volume control, gold coat PCB,pure copper RCA socket with gold coat…!!