Product Description

Etymotic ER4SR Studio Reference Earphone, Black. Over 30 years ago, Etymotic invented noise-isolating, in-ear earphones. Etymotic's original design, developed for auditory research and hearing testing, used balanced – armature receivers and established these speakers as the gold standard for high-definition, in-ear earphones. ER4 earphones were the first high-fidelity, noise isolating in-ear earphones to use this technology in a consumer earphone, and are recognized as the world leader for response accuracy to which all other earphones are compared.

High performance balanced Armature drivers are precision matched to within 1 dB Sleek, anodized, laser-etched aluminum body Braided, reinforced 5ft detachable MMCX cables 35-42 dB of noise isolation with a max output of 122 dB Precision machined metal bodies with anodized finish

Customer Reviews

Similar Products

  • Vendor: AirTurn

    AirTurn BT200S-2

    Regular price $89.00
  • Vendor: AirTurn

    AirTurn BT200S-4 Bluetooth Pedal Footswitch Page Turner MIDI Controller

    Regular price $119.00
  • Vendor: AirTurn

    AirTurn BT200S-6 Bluetooth Pedal Page Turner DAW MIDI App Controller

    Regular price $139.00
  • Vendor: AirTurn

    AirTurn BT200S-6 Bluetooth Pedal Page Turner DAW MIDI App Controller (OPEN BOX)

    Sale price $109.00
    Regular price $139.00

Customers also bought

    Complementary products

      • FREE SHIPPING

        Free Shipping on Everything

      • EASY RETURNS

        Simple 30-Day Return Policy

      • AUTHORIZED

        Warranty - Support - Authentic

      • PRICE MATCH PLUS

        Seen a better price? We will beat it.