Product Features: Built-in 6.5mm high-definition microphone, Supports microphone access for singing,Plug and sing. Two-in-one Bluetooth receiving (RX) and Bluetooth transmitting (TX). Built-in EQ decoding chip,Support sound effect adjustment.Support U-Disk/TF card playback, support MP3/WAV/WMA//DTS/A52/FLAC/APE etc music format. USB 5V 2.1A Dual-port fast charging, supports charging and use at the same time, charging/Bluetooth two-in-one.Supports AUX/RCA Dual Output, and can use 3.5mm AUX audio interface and 2RCA audio interface at the same time.With IR Remote Control,can control the Bluetooth mode/song selection/mode switching/volume adjustment, etc. It supports seven adjustable personalized EQ sound effects, 5-8 meters long-distance wireless control, and supports microphone reverberation/volume adjustment in microphone singing mode.Adopt Bluetooth 5.3 chip design, stronger compatibility and stability. The product connection is simple, without any cumbersome drive and APP download.Product Specifications:Bluetooth Version: Bluetooth V5.3+Support Protocol: A2DP/AVRCP/HFP/Working frequency band: 2400-2483.5MHzSignal-to-noise ratio: 90dBInterface: 3.5mm AUX/R L RCA/USB U-Disk/TF interface/6.5 MIC/USB 5V 2.1ASupport Music Format: MP3/WAV/WMA//DTS/A52/FLAC/APE etc.Bluetooth distance: About 10-20m (open place)Product Size: 85 x 60 x 30mmInput Power Parameter: AC 100-240V, 50/60Hz, 0.5APlug Type: EU Plug, it applies to Indonesia, Germany, France, , Italy and so on.Material: PCcolour: gray+blackPackage Contents:1 x H6 Multifunctional Bluetooth audio adapter1 x RCA Audio Cable1 x AUX Audio Cable1 x Remote control1 x English manualOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.