Limited Quantity Available.  FiiO E17 Alpen with optical audio input port in OPEN BOX condition with full accessories in retail packaging.   All items were fully tested with tamper evident stickers on the back of the amplifier.  

Each item has serial number sticker on it.   

Removing those stickers will void return and we may report it to law enforcement authorities.   

 All items thoroughly tested, serial number attached, and photographed before shipping. 

((Serial Number Sticker and Tamper Evident Sticker attached on the backside of the amplifier))

Please DO NOT remove any of stickers on the back panel for 30 days from receipt. 

Removing any of the stickers will void 'All Returns' and 'Warranty.'