Features: 
Uses the TDA7492 50-watt + 50- watt design and BTL D class circuit.
MINI 5 Circuit Design In strict accordance with STmicroelectronics official schematics proceed.
Has built-in Headphone Amplifier and the built-in headphone amplifier uses a class AB circuit. Uses advanced design, high-grade material, Excellent workmanship, and has stylish appearance.
Easy to use and can offer you perfect sound quality, Bring you noble and wonderful auditory experience.
MINI 5 has been specialized tests. 
Ultra-low power consumption.
With compact portable design.

Specification:
Output power 130mW/32ohm. 
Power supply: 19V / 5.3A
Temperature :0-45 ° C; 
Humidity: 80%
Time: 4hours
Item color: Black 
Main item size: 13.1 * 7.1 * 2.5cm / 5.16 * 2.80 * 0.98in
Main item weight: 239g / 8.42oz
Package size: 25.0 * 18.8 * 7.0cm / 9.84 * 7.4 * 2.76in
Package weight: 742g / 26.2oz

Package list: 
1 * Multifunction power amplifier
1 * Power Adapter (19V / 5.3A)
1 * Mini Screwdriver
1 * (English / Chinese) User Manual