MP3 bluetooth Decoder Board Lossless Car Speaker Audio Amplifier Board Modified DIY Audio Receiver 4.1 Module

Specification Supply voltage DC 3 7 5VPower supply interface MICRO USB port or 2 54mil pinLength width and height 3 3x3 5x1 1cmBluetooth name BM3This batch of Bluetooth password 1688 you need to enter a password to connect can not be modified Communication distance 3 12 meters depending on environmental obstacles Bluetooth version supported Bluetooth 4 1 or belowSupport mobile phone system Android Apple systemChannel two channelsAudio quality MP3 lossless decodingSelf contained amplifier NOExternal power amplifier no limit to external power amplificationPCB thickness 1 6mmNeedle spacing 2 54milFeatures 1 Have a Bluetooth connection password to prevent others from accidentally connecting 2 Ultra small size easy to embed modified products3 Two channel stereo output compatible with most of the market power amplifier home audio and video car audio and other equipment4 Standard MICRO MINI USB 5P interface the equivalent Android phone charging port can be powered by mobile phone data cable5 The specific DIY embedded modified pins can be plugged with their own circuit board welding modification6 High fidelity output circuit resistance and capacitance isolation no noise good sound quality7 Wireless plug U disk memory card and button settings pure mobile phone operation connection to play MP38 With a state foot for professional use such as the combination of single chip and relay switches to achieve music table lamps Application scenario 1 Car