Features: brand new and high quality Bluetooth-compatible receiver adapter,supports to pair with mobile devices (such as mobile phones, tablets) via BT for audio transport.Make the older speaker devices work like the BT devices. Bluetooth-compatible transmitter adapter,you can use it on the TV/computer /TV box/PS/Switch. DAC Converter,supports signal conversion from digital optical coaxial audio to RCA 3.5mm or R/Lanalog audio. U-Disk Play,no need driver,plug and play ,support MP3/APE/FLAC/WAV/WMA music format. TF Card Play,no need driver,plug and play,support MP3/APE/FLAC/WAV/WMA music format. Remote Control,you can use the IR remote to control the adapter,easy to use. With external antenna,enhance signal, can reach 30M barrier-free transmission distance. No Delay, lossless decoding technology, enjoy HIFI sound quality. Specifications: Product Name: 6 IN 1 DAC Bluetooth-compatible Audio Adapter Converter Product Model: LY35 lnput Interface: optical fiber/coaxial/3.5mm AUX/USB/TF/BT Output Interface: 3.5mm AUX audio interface Sampling Rate Support: 33/44.1748/96Khz,16/24bit BT Protocol Support: A2DP/AVRCP/HFP/HSPFrequency Response: 20Hz~24Khz Operation Mode: key switching, remote control USB/TF Playback Support: WMA/WAV/FLAC/APE/MP3, etc BT Decoding: SBC BT Version: V5.3 BT Distance: within 30 meters Support Equipment: mobile phone/computer/TV/projector/power amplifier/set-top , etc Valid Modes: bass, normal,treble. Type: Built-in battery version, Without battery version (optional) Package Includes: 1x LY35 DAC Bluetooth-compatible Audio Adapter Converter 1x Remote control 1x 3.5MM Audio cable 1x Coaxial Audio Cable 1x RCA Audio Cable 1x Optical Fiber Audio Cable 1x Typc-C Charging Cable 1x User manual note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!