As you want to know the price of HeadAmp Blue Hawaii SE Electrostatic Headphone Amp as under :

Here is details of Headamp BHSE

HeadAmp Blue Hawaii SE Electrostatic Headphone Amp (amplifier design by and manufactured under authorization from Kevin Gilmore)

Output Voltage Swing: 1600 V p-p.

Stax bias: 580 V (adjustable).

Total Harmonic Distortion: below 0.3%.

Inputs: one analog balanced (XLR); two analog single-ended (RCA).

Outputs: 1 XLR and 1 RCA loop output, 2 electrostatic headphone jacks (users can choose any combination of Stax Pro-type jacks or Sennheiser-type jacks, although the Sennheiser option may be dropped soon, given that Sennheiser electrostatic headphones are becoming increasing rare).

Line Voltages: 100-120 V or 230 V; 50/60 Hz selectable.

Dimensions (H x W x D):

Amp: 4.5” x15.5” x 13” (without tubes)
PSU: 4.5” x7.5” x 13”
Shipping Dimensions (both units in one carton): 32” x 19” x 11”

Weight:

Amp: 15 lbs.
PSU: 15 lbs.
Shipping Weight (both units in one carton): 39 lbs.

Price: $4995 or $5995 with optional Alps RK50 potentiometer

Manufacturer:
HeadAmp Audio Electronics, Inc.
Contact: justin@headamp.com
(434) 981-2829