1、Built‑in Bluetooth receiver module, support mobile phone Bluetooth audio push function, considerate and practical. 2、Support digital audio conversion to analog audio signal. Built‑in high‑performance DAC chip, up to 192K/24bit sampling rate. 3、Using the latest Bluetooth 0 version, lossless transmission technology, using Bluetooth dedicated antenna, stable signal transmission. 4、Automatically switch to Bluetooth play mode after successful Bluetooth connection, support output volume adjustment. 5、Supports one optical fiber and one coaxial input interface, supports one RCA and one 5mm audio output interface. 1 x Converter1 x Charging Cable1 x Antenna1 x Manual Condition: 100% Brand NewItem Type: Digital to Analog Audio ConverterMaterial: Aluminum AlloyAudio Format: PCM/LPCMAudio Sampling Rate: 32-192KBluetooth Audio Sampling Rate: 32-48KBluetooth Version: Version 5.0RCA Output Maximum Level: 1.2VrmsHighest Output Level of 3.5mm Audio Interface: 2VrmsMaximum Output Power of 3.5mm Audio Port: 30mWMaximum Working Current: 5V/60mAWorking Environment Temperature: -10-+55℃Storage Ambient Temperature: -26-+60℃