Oriolus BA300S 4.4mm balanced Tube Headphone Amplifier Bile Tube Amp

NOTE:there is no on/off red light for the current batch , only the 1st batch have .

Description

• 4.4mm balanced input and output, current-mode operational amplifier diffused output, using 2 micro-tubes to amplify
• Charging for 3 hours, battery life for about 7 hours, built-in lithium polymer rechargeable battery.
• This unit does not set the volume control, the overall gain +3DB, to improve the output amplitude of most front ends.
• Superior battery management ensures overall performance.
• The signal is amplified by the bile duct, which satisfies the user's different sound experience.

Specification

• The whole machine gain :+3dB.
• Maximum output power: 350mW (32ohm)
• SNR: -111db
• THD+N: 0.02%
• Frequency range: 10hz-50khz
• Net weight: 165g
• Size: 120x57x16.5mm

Package

• Oriolus BA300S
  
• 4.4mm balanced male to 4.4mm balanced male cable (W107)
  

Shipping

• Will be shipped via DHL , TNT or FedEx such express service , If you have any question about the shipping ways , please feel free to contact us .
• Pls leave us your telephone number when you pay .so we can ship out your item in the first time .