Set: STAX SR-L300 headphones (Earspeaker) and Topping EHA5 headphone amplifier
Specification SR-L300 Earspeaker – (electrostatic headphones) – (https://staxaudio.com/earspeaker/sr-l300)
- Type: push-pull electrostatic, oval sound element, rear open-air type enclosure
- Frequency response: 7 – 41,000Hz
- Electrostatic capacitance: 110pF (including attached cable)
- Impedance: 145kΩ (including attached cable, at 10kHz)
- Sound pressure sensitivity: 101dB / input 100Vr.ms / 1kHz
- Bias voltage:580V DC
- Ear pad: high-quality artificial leather
- Cable: parallel 6-strand, 2.5m full length, low-capacity special wide OFC cable
- Weight: 448g (including attached cable), 322g (without cable)
Topping EHA5 (Headphone amplifier) – (https://www.tpdz.net/productinfo/995112.html)
Analog inputs XLR + RCA.
Specifications for EHA5:
- Frequency response: 20Hz – 40kHz (+/-2.5dB)
- Rated Input Level (RCA): 2V/10V rms
- Rated Input Level (XLR): 3.9V/20V rms
- Volume control
- Maximum Output Voltage: 700V RMS (2000Vp-p)
- Gain: 36.8/50.8 dB
- Harmonic distortion (A-wt): 0.0009% @100Vrms
- Input Impedance: 20kΩ (RCA)
- Bias Voltage: DC 580V
- Analog input: RCA x1, XLR x1
- Mains voltage: AC 230V / 50Hz