VHM-314 Bluetooth 4.1 Audio Receiver Decoder Board Lossless Decoder DIY Module

Power supply voltage: DC 3.7-5V Power supply interface: MICRO USB port or 2.54mil pin port Length, width and height: 3.3x3.5x1.1cm Bluetooth name: BM3 Bluetooth password of this batch: 1688 (you need to enter the password to connect, can not be modified) Communication distance: 3-12 meters (varies due to environmental barriers) Support Bluetooth version: Support Bluetooth 4.1 or below Support mobile phone system: Android, Apple system Channel: dual channel Audio quality: MP3 lossless decoding Built-in power amplifier: none External power amplifier: does not limit the small external power amplifier PCB thickness: 1.6mm Needle spacing: 2.54mil Package Included: 1 x VHM-314 Bluetooth 4.1 Audio Receiver Decoder Board Lossless Decoder DIY Module Instructions/schematic are NOT included. We don't provide technical assistance please make sure that you are familiar with the product before purchasing.