InkOcean VHM-314 V.20 Bluetooth preamplifier o Receiver Board Bluetooth 5.0 Mp3 Lossless Decoder Board with Lithium Battery Charging

About this item 1. Use universal Micro USB 5V power supply, with 3.7V-5V power supply pad, can realize external 3.7V-5V lithium battery power supply, support Bluetooth 4.1, support automatic connection function, support WAV+APE+FLAC+MP3 lossless decoding, stereo Output. 2. The product uses high-quality materials, effectively avoids corrosion and wear, and is durable in use. At the same time, precise cuts and interfaces ensure perfect applicability, suitable for installation positions, and easy to install. 3. Easy to operate, anti-aging, and prolong the service life. At the same time, the professional chipset provides excellent performance in the system. 4. Standard 3.5mm interface, can input stereo sound source, insert earphone and connect power amplifier. 5. If you have purchased this product, if you have any dissatisfaction with this product, or have anything you don't understand, please contact us immediately, and we will do our best to solve the problem for you. Product description Specification: Condition: 100% Brand New Material: ABS Color: As Pictures Shown Size: Approx. 3*3*1cm / 1.2*1.2*0.4inch Power Supply Interface: Universal Micro USB 5V Power Supply Bonding :3.7V-5V LED Indicator Light: Normally on in mode, flash in music play mode Package List: 1 * Amplifier Module