I have only used this once, is in brand new condition. Supports a lot of music formats and is capable of streaming spotify and other music services. paid $250 Combining smartphone-like portability with audiophile-level sound, the M6 Portable High-Resolution Lossless Wireless Music Player from FiiO is designed to fully embrace hi-end wireless audio reproduction. The M6 utilizes dual-mode Bluetooth 4.2 and supports a wide array of high-res formats, such as 24-bit aptX HD, LDAC, and HWA hi-res Bluetooth audio