Shure E4 in-ear earphones Specifications

Sidebar 1: Specifications

Description: In-ear headphones, with tuned ports. Sensitivity: 109dB/W/m at 1kHz. Impedance: 29 ohms at 1kHz. Input connector: 1/8" (3.5mm) gold-plated stereo plug.
Dimensions: Cord lengths: E4c: 62" (1.57m). E4: 61" (1.55m). Weight: 1.1oz (31gm).
Finish: Gray (E4), White (E4c), Black (E4g).
Serial Number of Unit Reviewed: None found.
Price: $319. Approximate number of dealers: Sold Direct. Warranty: 2 years, limited.
Manufacturer: Shure Inc., 5800 West Touhy Avenue, Niles, IL 60714-4608. Tel: (847) 600-2000, (800) 257-4873. Fax: (847) 600-1212. Web:

Shure Inc.
5800 West Touhy Avenue
Niles, IL 60714-4608
(847) 600-2000