Product Detail:
Superior sound quality.Onboard 2W mono amplifier(5V power of up to 3W) is directly connected to the speaker (recommendation 4 Ω 3W speakers),3.5mm gold plated headphone jack can connect with headphones or external audio
With a Micro USB port.Through the mobile phone data line can use mobile power supply or the USB cable to charge the MP3 battery,also can use 3.7V lithium battery,or USB 5V power supply
Support TF Card (mobile phone memory card) and U disk play mode
No soldering with speaker terminals for easy wiring
The module is designed to facilitate modification
Power range: 3.7~5.5V
Product size: 47mm*34mm/18.50*13.38"