Features:
100% brand new and high quality!
Mini portable headphone amp.

Product Properties:
Brand Name: no
Type: headphone amp
Model: XU09
Output Power: 40mW(32Ωload)
Type: Mini Amplifier
Package: Yes
Output Type: 3.5mm
Input Type: 3.5mm
Output Power: 40mW(16Ωload)
Sampling Frequency Supported: USB
Suitable Headphone impedance: 16Ω to 150Ω
Battery Life: 8H (USB IN)
Charge Port: Micro USB port.
Internal use voltage: minus/ plus 8.3V, 1A
SNR: greater than 1000dB
THD+ N: 0.0003%
Color: Black

Specification:
Weight: 300g
Dimension: 97*60*15 mm(L*W*H)
Battery: Built-in 2000mAh rechargeable lithium polymer battery.
Suitable OS: Universal
Output Power: 40mW(16Ωload)
Sampling Frequency Supported: USB
Suitable Headphone impedance: 16Ω to 150Ω
Battery Life: 8H (USB IN)
Charge Port: Micro USB port.
Internal use voltage: minus/ plus 8.3V, 1A
SNR: greater than 1000dB
THD+ N: 0.0003%
Color: Black

Package included:
1 x Rechargeable Stero XU09 Portable Headphone Amplifier

Note:Due to the difference between different monitors, the picture may not reflect the actual color of the item.
According to different conditions, Battery capacity can be divided into actual capacity, theoretical capacity, also called rated capacity.
Battery capacity refers to the battery storage capacity.
The unit is "mAh", 1Ah = 1000mAh, so there are some differences between rated capacity and actual capacity in Li-ion Battery.
It is normal and reasonable.