HW 771 Bluetooth 4.1 Audio Receiver Module with Control SD Card & USB

Detail HW 771 Bluetooth 4.1 Audio Receiver Module with Control SD Card & USB

HW 771 Bluetooth 4.1 Audio Receiver Module with Control SD Card & USB
Function:
This module supports Bluetooth 4.1. It supports automatic link ba function, WAV+APE+FLAC+MP3 lossless decoding, stereo output, and TF slot. It can insert TF card, support U disk and play TF card.

Specification:
Power Supply Interface: Universal Micro USB 5V Power Supply
Power supply pad: external 3.7V-5V power supply modification
USB (U disk) interface: can support playing MP3, WAV, APE, FLAC files in U disk, support FAT16/32 file format
TF card slot: can support playing MP3, WAV, APE, FLAC files in TF card, support FAT16/32 file format
LED Indicator: Bluetooth mode lamp is always on, music playing mode lamp is fliering
3.5mm Stereo Output: Standard 3.5mm Interface, Stereo Source Input, Headset Insertion, Power Amplifier Device Connection
Product size: 45mm*40mm*8mm/1.77*1.57*0.31''
Paing weight: 12g

Button Description:
MODE: "Short Press" can switch TF card, U disk and Bluetooth mode.
P/P: "Short Press", Play/pause
NEXT/V+: "Short Press" is the next song, and "Short Press" is the volume increase.
PREV/V+: "Short Press" is the last song, and "Long Press" is the volume reduction.
RPT: Short Press for Mono/Loop Switching

Operation Manual:
1. Mode control: When the decoder board has no U disk or TF card, the default mode is Bluetooth when the module is powered on. When the decoder board is pled in with U disk or TF card, the default mode of module power-on is music mode.
2. Music mode: When you insert a U disk or TF card, you can play the music files stored in it.
3. Bluetooth mode: In this mode, the telegraph will insert the English "then Bluetooth device is ready to pair" to show that it has entered the Bluetooth mode and waits for a matching connection; the mobile phone opens the Bluetooth search for "HW-BT" and connects; when the connection is successful, the decoder board will have an English prompt "the Bluetooth decvice is connected succesfully", and then the decoder board

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