Portable Headphone Amplifier (Fiio E12)

I want to sell a Portable Headphone Amplifier (Fiio E12). I bought it from Singapore. never used. intact box.

Specification
Model Name/Number E12
Color Available Black
Weight 159g
Dimensions 124×65.5×14.5(mm)
Audio Input 3.5mm stereo jack
Headphone output 3.5mm stereo Jack
Volume Control ALPS Potentiometer
Bass Boost 1 Level
Drive ability 16~300Ω(recommend)
Power input Micro USB 5V/2A
Battery Capacity 9.7Wh (880mAh / 11.1V)
Battery Life >12 hours
Output Power >880mW@32Ω
Charging Time 110dB
Input Sensitivity 8 Vrms
Crosstalk > 70 dB
Channel imbalance 16 dB(high)
Bass Boost Range > 4.2dB @ 100Hz
MAX output voltage 15.5 Vp-p
MAX output current 170 mA

Interested Buyer Call me 01726202211 (Atik)