1、ESS9038DAC DECODER CHIP: Bluetooth 5.1 decoder has powerful HD decoding capability. ESS9038DAC decoder chip, DSD bitstream digital encoding. 2、GOOD LISTENING EXPERIENCE: HD lossless sound receiver with 2 x 2134 extended low and mid range frequencies, listening to the sense of warm and durable not greasy. 3、BLUETOOTH CHIP: Lossless Hi RES Bluetooth reception, for Qualcomm 5125 Bluetooth chip higher than the CD standard 24bit96khz. 4、COAXIAL OPTICAL INPUT: Bluetooth 5.1 sound receiver supports Ldac, Aptxhd lossless adaptive Bluetooth receiver coaxial optical input. 5、LOW DISTORTION: Bluetooth 5.1 digital sound decoder signal to noise ratio up to 129db, distortion (THD + N) as low as 120db. Item Type: Bluetooth Decoder Material: Aluminum Alloy Power Supply: Type C Port DC5V 1A Bluetooth Chip: QCC5125 Bluetooth Specification: for Qualcomm Bluetooth 5.1 Encoding Format: Ldac, Aptxhd, Aptx Adaptive, Aptx, AAC, SBC And Other Protocols Decoder Chip: ESS9038Q2M Distortion(THD+N): 120db Signal To Noise Ratio: 129db Input Port: Optical, Coaxial, USB (Type C) USB: 32bit 384k, DSD: DSD64, DSD128, DSD256 Coaxial Optical: 1624bit44.1k-192k, DSD64 Output Ports: Dual RCA, 3.5mm Headphone Jack Size: Approx. 98 x 135 x 36mm / 3.86 x 5.31 x 1.42in 1 x Bluetooth Decoder 1 x Type C Cable 1 x USB Cable 1 x Instruction Manual 1 x Receiver Stick