Shure KSE1500 Electrostatic Earphone System

Here we have a high end KSE1500 Electrostatic Earphone System from professional audio company Shure. Our example is in very good condition and is supplied in original packaging along with manual, cases, original UK power supply, associated cables plus our regular three month warranty.
Shure Said….
The premium KSE1500 Electrostatic Earphone System is an electrostatic Sound Isolating™ earphone and amplifier system with digital-to-analogue-conversion (DAC) for use in-line with portable media players. Featuring single-driver electrostatic earphones matched to a USB digital-to-analogue-converter (DAC) and featuring up to 24-bit/ 96 kHz conversion rate, customizable 4-band parametric EQ with five standard and 4 user-defined settings, rechargeability and input level meters. Process digital audio directly via micro-USB, analogue via a direct line in, or bypass entirely for a pure analogue signal without conversion.
Features:
The first application of electrostatic technology for Sound Isolating Earphones featuring a single MicroDriver design
Extremely high correlation to the source audio provides unmatched audio clarity and detail
4-band parametric EQ features five preset settings and four customizable settings to manage audio playback preferences
Integrated USB-rechargeable battery can conveniently charge from provided wall charger or computer, even when streaming USB audio from computer
Lightweight, ergonomic earphone shape minimizes ear fatigue while comfortable Sound Isolating sleeves block up to 37 dB of ambient noise.
Custom-designed earphone cable specifically isolates each conductor
Streamlined controls for quick and simple, user-friendly navigation throughout the KSE1500 settings
Compatible with Mac, PC, iOS and Android devices via included accessory assortment, featuring Micro-B to Lightning™ and Micro-B OTG cables
Premium Shure fit and finish and construction featuring an elegantly machined black aluminum housing, manufactured to exacting Shure quality standards
Specifications:
Bias Voltage: 200 V DC
Output Voltage: ± 200 V, max.
Output Current: ≤ 1 mA
Noise Attenuation: ≤ 37 dB
Earphone Specifications:
Transducer Type: Electrostatic
Connector Type: LEMO Connector
Frequency Response: 10 Hz to 50 kHz
Maximum SPL: 113 dB SPL, 1 kHz at 3% THD
Net Weight: 44.0 g (1.55 oz.)
Amplifier Specifications:
Bit Depth: 16-bit / 24-bit
Sampling Rate: 44.1 / 48 / 88.2 / 96 kHz
Signal-to-Noise Ratio: up to 107 dB A-weighted
Adjustable Gain Range: – 40 dB to + 60 dB
Limiter: Selectable Analogue RMS Limiter
Equalizer: 4-band Parametric
USB Input: USB Micro-B Receptacle
Line-In Input: 3.5 mm (1/8″)
Charging Requirements: USB-powered: 5 V/0.5 A to 1 A
Housing: Black Anodized Aluminum
Weight: 182.0 g
Dimensions 111 (H) x 59 (W) x 21 (D) mm
Battery Specifications:
Battery Type: Rechargeable Li-Ion
Nominal Voltage: 3.6 V DC
Battery Life: Analogue in (BYPASS EQ mode) up to 10 hours; USB Input Analogue in (EQ mode) up to 7 hours

For a review from US publication Stereophile please click HERE

For a second opinion from What Hi-Fi? magazine please click HERE