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Etymotic ER1-21 Replacement Tubes (Verbindungsschläuche) für Inserthörer

ER1-21 Sound delivery tube replacements with adapters

€21.00 *

Prices incl. VAT plus shipping costs

Delivery time ca. 3-4 Workdays

  • 2-61000220
Colour-coded connecting tubes with tube nipples for the insert earphones ER-1 and ER-2 for... more
Colour-coded connecting tubes with tube nipples for the insert earphones ER-1 and ER-2 for research. by Etymotic Research. For use with earplugs ER1-14A (medium-large) and ER1-3B (small).
Material: Polyurethane and silicone. Dimensions: OD: 0.1" (2.5 mm), ID: 0.53" (1.35 mm).
The ER-1 Insert Earphones require the “ER1” accessories for sound delivery (eg ER1-14A,B, ER1-21, ER1-06, ER1-04 etc.)
The inner diameter of the tubes is 1.35 mm, which is smaler than the ER-3 products!

Scope of delivery: One tube marked red and one tube marked blue with connecting piece (tube nipple) each.
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