Wisdom in mind,   enthusiasm at heart.

NFB-1(Version 2014 )(DSD / DXD )(Since 1st May 2014)
Dedicated Discrete Fully Balanced DAC
DSD , DXD support from USB
32bit / 384K Sabre ES9018
32bit / 384K Asynchronous Transfer  USB-32 Chip

The rule of the power ON /  OFF:
Power On :
     Source power ON ---->  NFB-1(2014) power ON ----> Amp power ON ( preamp , headphone amp and integrated amp )
Power Off:
    Amp power OFF ( preamp , headphone amp and integrated amp ) ---> NFB-1(2014) power OFF ---> Source power OFF .

Easy setting for the SPDIF input through DIR module or feed to ES9018 direct :
　

        The NFB-1(2014) have built in DIR module assemble socket (Users can buy either DIR9001 and WM8805 install while place the order for change the sound flavors,If customers don't want change the neutral sound flavor , don't need buy these modules. in default there is no DIR module assemble and SPDIF feed to ES9018 direct ) .  
        Customer can buy the extra WM8805 or DIR9001 module cost USD22.5 /per .
        The WM8805 sound slight warmer , support up to 192KHz . the DIR9001 sound quite neutral, support up to 96KHz .
        Users  can choice the SPDIF signal feed to either ES9018 direct and through DIR module with 3 jumpers setting , which is simply for users choice different sound flavors .
        In default SPDIF feed to ES9018 direct
        The setting guide:
        1, Pull off the power cable at first .
        2, Take off the top cover of the chassis.
        3, Setting the jumpers .
        4, Get back the top cover and push into the power cable tight .

Please note :
      Before shipping we had double check the gear have the perfect state of the outside . 
        Few countries customs workers is rude maybe scrape the chassis or volume knob while custom check , if the scrape have not effect the performance , customers can pay the shipping cost for ask we send the free parts for replacement .
        If the volume switch broken during rude custom check , there is a spare volume switch in the pack for customers replace by themselves , this is had not soldering necessary .
        In our experiences , scrape chassis or shatter the volume switch is very infrequent ( In case less than 1%).
        The product had include shipping insurance , if had any damage , can ask the express company make the compensation .

Setting button:
Select the NFB-1(2014) output level at high (2.5V RCA, 5V XLR) or low (1.25V RCA , 2.5V XLR) , ACSS output have not function.