None of the manufacturer's product description, product support, or user manual give any Bluetooth specs beyond confirming it's 4.0 and uses the A2DP and AVRCP profiles. No mention of the codec, whether it supports aptX or AAC or Vorbis or ...
For the mini-TOSLINK (Optical/Digital) input, the user manual says "Only the standard PCM audio signals of sampling clock (44.1/48KHz) are adaptable in optical mode."