Item Type: DAC Wireless Sound AdapterMaterial: Aluminium AlloyColor: BlackFrequency Response Range: 10Hz to 20KHzSNR: >110dBDistortion and Noise: <0.02%Bluetooth Version: 5.1Bluetooth Name: D18Interface: Stereo Analog, AUX3.5mmImpedance: 75Output: Stereo Analog, AUX3.5mmEffective Distance: 20m/65.6ftPerformance: HiFi GradeSupport: A2DP, AVRCPApplicable Devices: for TV, Phone, Tablet, Computer, etc.Package List1 x Converters1 x Coaxial Cable1 x Sound Cable1 x Data Cable1[Digital To Analog Sound Converter] DAC converter can convert digital sound signal transmitted by optical, coaxial and Bluetooth to 3.5mm sound signal output, solving the problem of connecting different sound interfaces to analog amplifiers. 2[Bluetooth] DAC converter adopts the latest Bluetooth version 5.1 lossless transmission technology, can support cell phone Bluetooth sound push. And Bluetooth special antenna, the signal reception is stable. 3[Sound Sampling Rate] Built in high performance DAC chip supports 192K 24bit sampling rate, helping to solve the problem of connecting different sound interfaces to analog amplifiers. 4[Support Volume Control] When using the converter, the stepless adjustment function can help you easily adjust the volume to suit your needs through the volume adjustment button. 5[Widely Used] Digital to analog sound converter is suitable for TV, telephone, tablet, computer, and can be used in home theater, teaching, training structure, conference room, electrical stores and other places.