JQ6500 MP3 Voice Module

The JQ6500 MP3 Voice Module is a compact audio playback module designed for embedded systems and voice prompt applications. It integrates a hardware MP3 decoder and supports playback of stored audio files through simple control commands or trigger inputs.

The module can be controlled through UART serial communication with microcontrollers or by using push button triggers. It includes onboard flash memory for storing audio files and can directly drive a small speaker, making it suitable for voice alerts, alarms, announcements and automation projects.

Key Features

• Integrated MP3 and WMV audio decoding
• UART serial communication control
• Supports button trigger playback
• Onboard flash memory for audio storage
• Direct speaker output support
• Adjustable volume and sound effects
• Suitable for voice prompt and audio notification systems

Specifications

• Operating Voltage = 3.5V-5V DC
• Operating Current = 20mA
• Audio Format Support = MP3/WMV
• Sampling Rate Support = 8/11.025/12/16/22.05/24/32/44.1/48 kHz
• Audio Output = 8 ohm 3W speaker
• File System Support = FAT16/FAT32
• Storage Support = Onboard flash or TF card up to 32GB

Interfaces

• VCC = Power supply input
• GND = Ground connection
• RX = UART serial data input
• TX = UART serial data output
• SPK+ = Speaker positive output
• SPK- = Speaker negative output
• BUSY = Playback status indicator
• ADKEY = Button control input
• K1/K2/K3/K4/K5 = Trigger pins for audio playback