TOPPING DX3 PRO Desktop Bluetooth Decoding Amp AK4493 USB DAC

Built-in 2*AK4493 chip,1*AK4118 chip. Headphone amp output power: 1000mW*2@32Omega；125mW*2@300 Omega. USB support: DSD64-DSD512(Native); DSD64-DSD256(DOP). One year warranty. USB IN : 44.1kHz-768kHz/16bit-32bit, DSD64-DSD512(NATIVE) DSD64-DSD256(DOP) OPT/COAX IN : 44.1kHz-192kHz/16bit-24bit BT IN : AAC/SBC/APTX/APTX-LL/APTX-HD. Size:12*16.5*4cm Weight:400g DC power: DC15V/1A Color: Black/Silver Line out: RCA HP output: 3.5mm —SpecificationsSplit— DX3Pro LDAC version (new version)     Features: Bluetooth 5.0 LDAC transmission DX3 Pro have the certification of Hi-Res Audio Wireless and LDAC,it uses CSR8675 chipset to support LDAC/AAC/SBC/aptX/aptX /aptX-HD protocol.To get even better sound quality of Bluetooth,we abandon the built-in DAC of CSR8675 and connect it’s digital signal to 2*AK4493 to decode. Bluetooth headphone amp/Bluetooth receiver application You can connect your phone, ipad, or laptop to DX3 Pro by Bluetooth, and then you can use a headphone to listen to the high quality music. Or you can connect DX3 Pro’ s RCA output to let it served as a high quality Bluetooth receiver. DX3 Pro’s USB input is able to compatible with Android and lOS, no matter phone or pad, DX3 Pro’s DA will bring much better sound to you. *The Android devices are required to support OTG USB sound card. The IOS devices are required to use special DAc cable or camera kit to connect. DAC+ Preamplifier application If you have need DX3 Pro cooperate with an amplifier or active speakers, you can set output mode of it to be preamplifier, then you can decode and adjust volume in DX3 Pro. The remote of it will help your operate more easily. DAC application When you only need a simple DAC, you can set DX3 Pro’s output mode to be DAC, then it could served as a simple DAC,screen will display current sampling rate and volume will keep outputting 2Vrms. Parameter:   Measured: 12.0cm xX 16.5cm x 4.0cm Weight :400g(Unit only) Power input :DC15V/1A Colour:Full black/Full silver Input :USB/OPT/COAX1/COAX2/BT Line Out output : RCA Headphone amp output : 3.5mm   Spec: output:DAC(@USB 96K Input) THD+N@A-weighting: <0.0004%@1kHz <0.0005%@20-20kHz SNR@A-weighting:120dB@1kHz Frequency Response:20Hz-20kHz(±0.35dB) output level:2Vrms@0dBFS NOISE：<2uVrms channel crosstalk:-135dB@1kHz chennel balance:<0.1dB output impedance:100Ω output headphone(@USB 96K input) THD+N@A-weighting: <0.001%@1kHz output=77mW(32Ω） <0.002%@20-20kHz output=77mW(32Ω） <0.0006%@1kHz output=13.4mW(300Ω） <0.0006%@20-20kHz output=13.4mW(300Ω） SNR@A-weighting:>120dB@1kHz Frequency Response:20Hz-20kHz(±0.2dB) output level: 5.8Vpp@G=0dB 17.3Vpp@G=9dB NOISE: <3uVrms@G=0dB <7uVrms@G=9dB channel crosstalk:-70dB@1kHz chennel balance:0.5dB output impedance:<10Ω output power: 700mW*2@32Ω THD+N<1% 125mW*2@300Ω THD+N<1% Adapter impedance:16-300Ω Spec: USB IN: 44.1kHz-768kHz/16bit-32bit, DSD64-DSD512(Natuve), DSD64-DSD256(DOP) OPT/COAX IN:44.1kHz-192kHz/16bit-24bit BT IN:AAC/SBC/APTX/APTX-LL/APTX-HD/LDAC