Shure KSE 1200, Electrostatic InEar system*Single-Microdriver Earphones:*@+@+, Highest fidelity due to almost massless diaphragm, Kevlar-reinforced cable for a long service life, Up to 37 dB external damping, Lemo connector, Frequency range: 10 - 50,000 Hz, Maximum level: 113 dB, Weight earphones: 44 g@+*KSA1200 amplifier:*@+@+, Black aluminium housing, Analogue 3.5 mm jack input, Switchable input pad: -10 dB, Input meter, Volume indicator, Integrated USB Li-ion battery with up to 12 hours runtime, Charging time: 3h at 1 A, Dimensions: 93 × 59 × 21 mm, Weight: 155 g@+*Included accessories:*@+@+, Rubber guard bands, 92 cm 3.5 mm jack cable, 15 cm 3.5 mm jack cable, Charger with USB cable, 6.3 mm Jack adapter, Cable clip