Fley heyer with Beyer – It's the next generation of Xelento IEM in €999 cabled and €1'199 wireless version. The latter packs its Bluetooth receiver and associated electronics inside a separate neckband. Coming with both is a 3.5mm cable with integral remote and microphone. The wired version also includes a 4.4mm balanced Pentacomm cable. The wireless version uses Bluetooth 5.2 and supports LHDC and aptX HD/adaptive. Its converter is an AKM chip and Beyerdynamic claim 14 hours of play on a single battery charge. The driver is an 11mm dynamic. The MIY app offers sound profiles and other custom settings. Included also are seven pairs of silicon tips and comply memory-foam alternatives in three sizes.