These Monster headphones provide an extra-large speaker driver and high-power digital amplifier to ensure enhanced levels of audio accuracy. Monster Beats by Dr. Dre Studio deliver an unparalleled combination of super-deep bass; smooth, undistorted highs; and crystal-clear vocals. The spacious ear-cups of these over-the-head headphones give listening comfort and the covered ultra-soft breathable material provides a cool feeling. In addition, these red Monster headphones come with Monster iSoniTalk headphone cable with a built-in answer button and microphone, allowing the user to answer a call while listening to music. Monster Beats by Dr. Dre Studio has a compact connector design that reduces bulk and eases unnecessary strain, which can damage the headphone connectors and ports. These over-the-head headphones can be folded into a portable unit, offering convenience to the user during travelling. Additional specifications of these headphones include a frequency response range of 20 Hz to 20 kHz, sensitivity of 115 dB, gold-plated connector of 3.5 mm (0.13 inches), and headphone cable length of 1.3 m (51.18 inches). The dimensions of these Monster headphones include a width of 27.4 cm (10.8 inches), height of 18.3 cm (7.2 inches), and depth of 12.7 cm (5 inches), and they weigh 62.37 g (2.2 oz).