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{"title":"MP3 Decoder Board with 2W Mono Amplifier TF Card and U Disk Play Mode for 3.7V","imgUrl":"https:\/\/img.chinax.com\/nimg\/5a\/10\/deba977ad34a0bb8b47f0bf6930a-200x200-1\/mp3_decoder_board_with_2w_mono_amplifier_tf_card_and_u_disk_play_mode_for_3_7v.jpg","attrs":{"Place of Origin":"Guangdong, China","Brand Name":"Creatall","Model Number":"amplifier audio board","Supply Ability":"1000 Piece\/Pieces per Day"}}
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TF Card U Disk MP3 Format Decoder Board Module Amplifier Decoding Audio Player Module
Product Description
Superior sound quality with onboard 2W mono amplifier (5V power up to 3W) directly connected to speaker (recommended 4Ω 3W speakers)
3.5mm gold plated headphone jack for headphones or external audio connection
MicroUSB port for mobile power supply or USB cable charging
Supports 3.7V lithium battery or USB 5V power supply
Supports TF Card (mobile phone memory card) and U disk play modes
No soldering required with speaker terminals for easy wiring
Designed to facilitate modification
Product Overview
Supports MP3 format with automatic power-on playback
Red LED flashes during MP3 playback
Supports U disk (tested 32G) and TF Card (tested 16G) play modes
Power-on default: TF card mode; automatically switches to U disk mode if TF card not present
Manual mode selection available when both devices are installed
Buttons control song selection, volume adjustment, play/pause, and mode switching
Menu button for single/all song play mode selection
Default power-up mode: all song mode
Repeat button for cycling mode selection
Key Operating Instructions
Button
Press Action
Long Press Action (~2 seconds)
Prev / V--
Switch to previous song
Volume down
Next / V++
Switch to next song
Volume up
P / P / Mode
Play/Pause switch
U disk / TF card mode switch
Repeat
Single/All song mode switch
No long press function
Important Notes
Long press duration is approximately 2 seconds.
When using U disk mode, 5V power supply is recommended as some U disks do not support 3.7V power supply.
Product Specifications
Power Range
3.7~5.5V
Product Size
45mm × 36mm
Design Features
Double board design with large copper area for stability and reliability
Packaging
Anti-static bag packaging to prevent electrostatic damage during transit
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Trading Company
Year Established:
2004
Total Annual:
2000000-7200000
Employee Number:
150~200
Ecer Certification:
Verified Supplier
Shenzhen Creatall Electronics Co., Ltd
is a one of the leading manufacturer and supplier of electronics modules, specializing in audio amplifier modules, power supply modules, BMS battery protection modules, LED driver module and other related electronics skd products.
Our products have a wide ran...
Shenzhen Creatall Electronics Co., Ltd
is a one of the leading manufacturer and supplier of electronics modules, specializing in audio amplifier modules, power supply modules, BMS battery protection modules, LED driver module and other related electronics skd products.
Our products have a wide ran...