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The general trademark of a manufacturer by which the consumer knows its products. A manufacturer can have multiple brand names. Some manufacturers license their brand names to other producers.
Product name:
Product name is a brand's identification of a product, often a model name, but not totally unique as it can include some product variants. Product name is a key part of the Icecat product title on a product data-sheet.
Article code :
The brand's unique identifier for a product. Multiple product codes can be mapped to one mother product code if the specifications are identical. We map away wrong codes or sometimes logistic variants.
Headphones come in all sorts of designs and qualities, so you will surely be able to find your perfect pair in our database!
Data-sheet quality: created/standardized by Icecat
The quality of the data-sheets can be on several levels:
only logistic data imported: we have only basic data imported from a supplier, a data-sheet is not yet created by an editor.
created by Sony: a data-sheet is imported from an official source from a manufacturer. But the data-sheet is not yet standardized by an Icecat editor.
created/standardized by Icecat: the data-sheet is created or standardized by an Icecat editor.
Included since: 15 Jul 2005
The date Icecat noticed for the first time that this product was included in the price list of a channel partner
Product views: 27262
This statistic is based on the 75958 using ecommerce sites (eshops, distributors, comparison sites, ecommerce ASPs, purchase systems, etc) daily downloading this Icecat data-sheet since 15-07-05 Only sponsoring brands are included in the free Open Icecat content distribution as used by 74206 free Open Icecat users.
Info modified on: 23 Nov 2017 14:51:28
The date of the most recent change of the data-sheet in Icecat's system
Long product name Sony MDR-ED21LP :
The short editorial description of Sony MDR-ED21LP

Headphones Fontopia MDR-ED21LP
Sony MDR-ED21LP:
The official marketing text of Sony MDR-ED21LP as supplied by the manufacturer

• Bass Booster delivers strong bass
• Neodymium Magnet
• Sony Acoustic Twin Turbo Circuit
• Long bushing for comfortable fit
• Thinner housing for comfortable fit
• Shape cord

Short summary description Sony MDR-ED21LP:
This short summary of the Sony MDR-ED21LP data-sheet is auto-generated and uses the product title and the first six key specs.

Sony Headphones Fontopia MDR-ED21LP, 8 - 23000 Hz, 108 dB, 0.176 oz (5 g)

Long summary description Sony MDR-ED21LP:
This is an auto-generated long summary of Sony MDR-ED21LP based on the first three specs of the first five spec groups.

Sony Headphones Fontopia MDR-ED21LP. Headphone frequency: 8 - 23000 Hz, Headphone sensitivity: 108 dB. Weight: 0.176 oz (5 g)

Headphone frequency *
The range of frequencies (low to high sounds) that the headphones can produce.
8 - 23000 Hz
Headphone sensitivity
108 dB
Weight & dimensions
Weight *
Weight of the product without packaging (net weight). If possible, the net weight is given including standard accessories and supplies. Please note that sometimes the manufacturer leaves out the weight of accessories and/or supplies.
0.176 oz (5 g)
Source Testseek summary Average rating
Testseek has collected 1 expert review for Sony Headphones Fontopia MDR-ED21LP and the rating is 80 of 100. Click below and use Testseek to find all ratings, product awards and conclusions.
Source Review comments Score
Great sound quality. The most interesting fact about Sony MDR-ED21LP is that Sony has provided a case with it which intends to protect these earphones. Also, it has the apt kind of powerful bass punch.The L- shaped ear plug is not appropriate as it do...
Bottom line If you want to use the best headphones so far with the best features then Sony has something to offer you and it’s his new L- shaped head phone MDR-ED21LP. With its clear-quality sound, it’s the rubber cover case which promises to give a comfortable to...