Headphone Amplifier Balance Amp Vacuum Tube Stereo Rechargeable 2.5mm 3.5mm Interfaces EU Plug 100‑240V

Item Type: Headphone Amplifier
Model: B4 X
Material: Aluminium Alloy
Output: 2.5mm balanced output through BAL interface, and 3.5mm standard stereo interface output.
Battery: 1 x 1000mAh 12V lithium battery, shipped with built in battery.
Charging Time: 2-2.5 hours full battery.
Working Time: 4-4.5 Hours
Output Power: 450mW
Signal to Noise Ratio: 99dB
Recommended Load Impedance: 16-400Q

Features

1、Pretty Sounds: Independent op amp and power supply will reduce interaction as well as improving signal to noise ratio and sound quality.
2、Smart Designs: The power supply, electronic tubes, and operational amplifiers are all independently symmetrical. Also, the dual op amp parallel output power is higher.
3、Wide Matching: Comes with 2 kinds of interfaces, 3.5mm and 2.5mm, the stereo amp is compatible with various balance and standard headphone.
4、Better Safety: Has built in battery protection circuit as well, when the battery is fully charged, it will automatically shut down and the charging indicator will turn green.
5、Easy Carrying: Light in weight and compact in size, the vacuum tube headphone amplifier is very convenient to carry for outdoor use.

Package List

1 x Headphone Amplifier

1 x Power Adapter

1 x Audio Cable

2 x Band

1 x User Manual