Multifunctional Bluetooth 5.3 Audio Receiver and Transmitter, 2 in 1 mode is compatible for use on a range of devices. 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/ Dual Output, and can use 3.5mm AUX audio interface and 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.The appearance of the product is exquisite, exclusive private model, including appearance design patent. Product Model: -H6 Multifunctional Bluetooth Audio Adapter Bluetooth Version: Bluetooth V5.3+ Support Protocol: A2DP/AVRCP/HFP/ Working frequency band: 2400-2483.5MHz Signal-to-noise ratio: ≥90dB Interface: 3.5mm AUX/R L /USB U-Disk/TF interface/6.5 MIC/USB 5V 2.1A Support Music Format: MP3/WAV/WMA//DTS/A52/FLAC/APE etc. Bluetooth distance: About 10-20m (open place) Input Power Parameter: AC 100-240V 50/60Hz 0.5A Basic Functions: Bluetooth Receiver, Bluetooth Transmitter,6.5mm MIC Singing, USB U-Disk playback, TF card playback, Infrared remote control, Phone Charger. Compatible devices: Android, IOS system mobile phones and PADs, active speakers, power amplifiers, and Bluetooth speakers or earphones that support A2DP/protocol. Receiver Mode For: Car Kit/Wired Speaker/Home Speaker/Speaker Power amplifier/Headphone ... Transmitter Mode For: TV/PC/Projector/Power amplifier/TV Box /Bluetooth Headphone/Earphone/Bluetooth Speaker ... Plug Type :EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Voltage: AC 220V Colour:grey Material:plastic Package Contents: 1 x Bluetooth Transmitter Receiver 1 x Remote Only 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.