The exclusive Hi-Res Bluetooth audio receiver for Khadas Tone2 series makes wireless audio more enjoyable! ^^ Supports multiple Bluetooth encoding formats such as SBC, AAC, aptX, aptX-LL, aptX-HD, LDAC ^^ Utilizes the Qualcomm QCC5125 Bluetooth Chip. Enjoy high resolution Bluetooth audio with LDAC and aptX HD. Sampling rate up to 24bit 96KHz ^^ Stable transmission at a distance of 20 meters (data was obtained from Khadas laboratory tests; actual connection range depends on your environment) ^^ USB-C 2.0 connection Powered by the USB-C (I2S) interface on the Tone2 series, the bluetooth connection status and the current bluetooth encoding format are displayed in different colors through RGB LED lights,