STAX SR-X1 + SRM-400S Premium Electrostatic Headphone & Amplifier Bundle - High-Fidelity Audio System for Audiophiles, Studio Recording & Home Theater Use

• Wide Frequency Response: Ranging from DC to 35,000Hz for full-spectrum audio reproduction.
• Minimal Distortion: Harmonic distortion of 0.01% or less ensures crystal-clear sound.
• Heritage Design: Embodying the spirit and concept from the SR-1 and SR-X earspeakers.

Specifications:  

• Type：Push-pull electrostatic circular speaker, rear-opening enclosure
• Unit Shape：Medium-sized circular
• Fixed electrodes: High-precision etched electrodes
• Playback frequency range: 7-41,000Hz
• Capacitance: 110pF (including attached cable)
• Impedance: 145kΩ (at 10kHz/including 2.5m attached cable)
• Sound pressure sensitivity: 101dB/100Vr.m.s. input/1kHz
• Bias voltage: 580V DC
• Cable conductor: OFC
• Cable shape : Parallel 6-core, wide low capacitance cable, 2.5m
• Earpads: Genuine sheepskin leather (skin contact area), artificial leather
(attachment area)
• Weight: 234g (main unit only)

SRM-400S (Semiconductor Driver)

SPECIFICATIONS

• All-stage FET configuration DC amplification driver unit
• Frequency response: DC - 90kHz (with one SR-L500 MK2)
• Gain: 60dB
• Harmonic distortion: 0.01% or less (1kHz/100Vrms output)
• Input impedance: 50k Ω (RCA), 50k Ω x 2 (XLR)
• Maximum output voltage: 400Vrms (1kHz)
• Bias voltage: DC 580V
• Operating temperature / humidity: 0 to 35 degrees celsius / less than 90% (non condensing)
• Input terminal: RCA x 1, XLR x 1(mutual exclusion input)
• Output: RCA parallel output terminal
• Power consumption: 30W
• Dimension: 195 (W) x 102 (H) x 376 (D) mm (maximum protruding portion included)
• Weight: 3.4kg