Graham Slee Solo Ultra Linear Flight Adapter With a lower impedance of

With a lower impedance of 150 ohms

You want the most bang for your buck

The balanced port outputs up to 230mW of power while the single-ended port provides up to 141mW of power

Sound Pressure Level (SPL): 129 dB

and the moving parts are thoroughly reduced in weight by assembling with the minimum amount of adhesive

Graham Slee Solo Ultra Linear Flight Adapter With a lower impedance ofDescription Features Specification Package Content A headphone amplifier with an ideal balance of valvey smoothness with detailed clarity, and full frequency extension with "effortless" dynamics, makes the (solid state) Solo Ultra Linear Diamond Edition headphone amplifier a must have companion for late night and personal headphone listening at home. The Diamond Edition Solo Ultra Linear headphone amplifier has a lower noise floor for improved in ear