Item Type: Digital To Analog Sound ConverterMaterial: Aluminum AlloyInput Interface, Output Interface: 3.5mm, Optical, Coaxial, USB, Memory CardBluetooth Protocol Support: A2DP AVRCP HFP HSPSound Decoding Support: WMA WAV FLAC APE MP3 Etc. Bluetooth Decoding: SBCBluetooth Receiver Version: V5.3Bluetooth Receiver Distance: Within 30m/98.4ftSupported Devices: Cell Phone, Computer, TV, Projector, Amplifier, Set Top Box, For PS4, Etc.Effective Mode: Bass, Normal, TrebleRemote Control Battery Specification:1 x CR205(Not Included)Package List1 x Sound Converter1 x Remote Control1 x Coaxial Cable2 x Sound Cable1 x Fiber Optic Cable1 x USB Cable1 x Instruction Manual1PLUG AND PLAY: DAC converter supports U disk, coaxial, optical, 3.5mm interface input. Plug and play, Bluetooth wired playback or Bluetooth transmitting. 2STABLE SIGNAL: Digital to analog sound adapter uses a highly sensitive infrared receiver and transmitter for stable signal. 3WITH REMOTE CONTROL: Digital to analog sound converter with remote control, clear interface, a variety of functions to operate with ease. 4SUPPORT DEVICES: Digital to analog converter supports cell phones, computers, TV, projectors, amplifiers and other devices for more immersive game viewing. 5EASY TO USE: Cell phone Bluetooth connection receiver Bluetooth, with AUX cable to connect the old stereo or amplifier.