Description:This product uses Bluetooth 5.0 main control chip, JL6925A, true stereo 5.0 chip. Good sound qualitySupport automatic connection function, support WAV+APE+FLAC+MP3 lossless decoding, stereo output.Product weight: 6 gramsParameter：Power Supply ：3.7-5VSNR ：90dBTHD+N ：-70dBCrosstalk ：-86dBDNR ：91dBSupport Profile ：A2DP/AVCTP/AVDTP/AVRCP/HFPLOS ：>15mSize：30mm*30mm

Specifications:Interface detailed descriptionUSB power supply: Universal Micro USB 5V power supply3.7-5V power supply pad: Realize external 3.7-5V lithium battery power supply modificationLED indicator: blue light in bluetooth mode is on3.5mm stereo audio interface: standard 3.5mm interface, output stereo sound source, can insert earphones, connect power amplifier and other equipmentPairing instructions: Connect the power, the blue indicator light flashes, and enter the Bluetooth mode; when you hear the voice announcement "The Bluetooth device is ready to pair", it means you enter the Bluetooth mode and wait for pairing; after the mobile phone Bluetooth searches for "JH-BT", Click Connect. When you hear the voice announcement "TheBluetooth device is connected successfully",It means that the decoder board is successfully connected to the mobile phone, and the blue indicator light is on, and the music can be played, and the blue indicator light flashes

Package Included：1*Bluetooth Receiver1*Audio cable1*Power cord

Note:1.Due to the different monitor and light effect, the actual color of the item might be slightly different from the color which is showed on the pictures.2.Please forgive 1 cm/0.39"-3 cm/1.18" measuring deviation due to manual measurement.