Performance and features:

1) Adopts 24-bit audio DSP, top 96KHz/24Bit double decoding ADC and DAC digital processing chip, sound quality is first-class performance; Support HDCD, AC3, DTS, PCM, Dolby digital, Dolby Prologic II variety decoding; Automatic signal recognition, 5.1-or 2.1-channel analog audio signal output

2) Adopts state-of-the-art 5532 to do the former stage operational amplifier and subwoofer filter, USB support for MP3 and WMA playback, you can listen to downloaded music at any time

3) Support analog AUX (R / L) channel audio signal separation of high and low, output 5.1 or 2.1-channel audio signals

4) Two digital fiber (optical) audio signal input, one digital coaxial (Coaxial) audio signal input, one analog stereo (Aux) audio signal input, a more complete multi-channel digital audio signal input and analog inputs share a set of audio

5) Multi-channel signal input, one-button switch, convenient to use; With function of memory when power off

6) Chip self-test when power on, if the corresponding channel has signal input, the corresponding indicator flashes, or indicator steady on

7) For output 5.1 or 2.1 audio equipment, decoder can select the appropriate 5.1 or 2.1 channel output, one-button switch, with corresponding indicator

8) Each channel noise test function, accurate positioning of each channel output sound field effect



The Button Function:

1) DC/5V: external DC power adapter 5V/1A input interface (5.5 x 2.1 round)

2) POWER: power indicator, light on when powered and off when power off

3) Optical (1): digital optical audio (Optical) input interface 1

4) D1: digital optical 1 input signal indicator, indicator flashes if there is input singal, or indicator steady on

5) Optical (2): digital optical audio (Optical) input interface 2

6) D2: ddigital optical 2 input signal indicator, indicator flashes if there is input singal, or indicator steady on

7) Coaxial: Digital Coaxial (Coaxial) audio input interface

8) D3: digital coaxial input signal indicator, indicator flashes if there is input singal, or indicator steady on

9) Aux: 3.5mm analog stereo input interface

10) 2.1/5.1: Output channel switching indicator, the indicator light on when 5.1 channel output, 2.1 channel output, the light is off

11) K1: digital audio decoding mode: short press K1 to switch 2.1/5.1 output, long press for 3 seconds to test output noise; USB playback mode: short press K1 to play the previous song function, long press for 3 seconds to switch 2.1/5.1 output

12) K2: digital audio decoding mode: short press K2 to switch input signal channel, long press 3 seconds to switch to the USB playback mode; USB playback mode: short press K2 play the next song, long press K2 key for 3 seconds to cut back digital audio decoding function

13) SW: Subwoofer channel RCA output interface

14) CE: Center channel RCA output interface

15) SR: Right surround channel RCA output interface

16) SL: Left surround channel RCA output interface

17) FR: Front right channel RCA output interface

18) FL: Front left channel RCA output interface

Parameter

2) Separation: 85 dB (1 kHz)

3) signal-to-noise ratio: 120dB

4) Frequency response: 20Hz~20KHz (+/-5dB), subwoofer 20Hz~200Hz

5) Working environment: -20~40'C