Multi-functional integrated USB / SD card audio with LED display, directly play music from USB or SD card

* Product dimension: 230 x 78 x 28.5mm

* Output jack: Φ3.5mm stereo

* Input socket: USB/micro SD / AUX

* Impedance: 4Ω

* SNR>80dB

* Frequency response: 80Hz-18KHz

* External power supply: DC5V/500mA

* Support format: MP3

* Driver Unit: Φ40mm x 2

* Output power: 3W x 2

* External battery or 5V / 500mA adapter supply 

* Supper bass, purer sound

* High gain-horn cells, clear sound, low degree of distortion

* High quality decoding chip, perfect sound quality

* Multi-functional integrated USB / SD card audio with LED display, directly play music from USB or SD card, compatible with different audio source such as MP3, laptop, MD, CD etc.

Speaker (AD020047A)