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Bluetooth MP3 Voice Decoding Chip with DSP, FM, Recording, USB/TF Playback, UART and ADKEY Control for OEM Audio Devices

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Key attributes

Brand Name
Nine Chip Eletron
Model Number
9400
Mounting Type
Plug-in module
Place of Origin
Guangdong, China
Description
Design for consumer product and industrial device
Specification
32-bit MCU + dedicated DSP audio decoder, SOC integrated design, Hardware decoding for MP3 / WAV
Packaging Type
Anti-static bag with module protection
Function
supports MP3/WAV playback, Bluetooth, FM radio, recording, USB/TF/Flash storage, and multiple control modes.
Interface
USB, TF card, SPI Flash, UART, One-Line, ADKEY, MIC, DAC audio output
Application
voice prompts, alarms, broadcasting, audio players, vehicle systems, industrial equipment, and smart devices
Operating Temperature
minus20°C to +80°C.
Type
Embedded MP3 audio playback module
Package / Case
Standard wide-body DIP16 or DIP28 module package
Voltage - Supply
3.7V to 5V DC input.
Series
N930
Features
High-quality MP3/WAV decoding, stereo 24-bit DAC,
Chip Type
MP3 decoding chip with integrated DSP and 24-bit DAC
Voice Duration Options
Supports audio files of any length
Operating Voltage
3.7V-5V DC
Standby Current
Approximately 2 μA in sleep mode
Audio Output
Stereo DAC L/R output and built-in 3W/8Ω speaker driver (SPK+ / SPK-)
Control Modes
UART serial control, one-wire serial control
Sampling Rate Support
8 / 11.025 / 12 / 16 / 22.05 / 24 / 32 / 44.1 / 48 kHz
Package Type
DIP16 or DIP28 module package
Built-in Features
FAT16/FAT32 file system support,30-level volume control
Application Fields
Security inspection voice prompts, vehicle navigation guidance

Packaging and delivery

Selling Units
Single item

Lead time

Customization options

Customized logo (Min. order: 5,000 sets)
Customized packaging (Min. order: 5,000 sets)
Graphic customization (Min. order: 5,000 sets)
View details

Product descriptions from the supplier

Warning/Disclaimer
California Proposition 65 Consumer Warning
Minimum order quantity: 1 set
£0.0755-0.3771

Quantity

Customization options
Customized logo (Min. order: 5000 sets)
Customized packaging (Min. order: 5000 sets)
Graphic customization (Min. order: 5000 sets)

Shipping

Shipping fee and delivery date to be negotiated. Chat with supplier now for more details.
Item subtotal
£0.00 - £0.00
Shipping total
To be negotiated
Subtotal
£0.00 - £0.00

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