Having the idea of stacking your lovely X5 3rd gen with external amplifier or DAC, but worrying about the inconvenience of carrying? The dedicated stacking kit SK-X5III is ready to remove your concern. Special design of the stacking kit makes the X5 3rd gen matches perfectly with the stacking amplifier or DAC without any interference to the X5's screen or side buttons. Check out the introduction of SK-X5III by below pictures or >>Click Here The delivery of SK-X5III to our worldwide agents starts this week. If you are considering about getting one for your X5 3rd gen, you can kindly check with local agents (>>Where to Buy) for its availability. If it's not available in your local market, you can kindly buy it at our Aliexpress >>Click here Best Regards FiiO Electronics Technology Co.,Ltd.