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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.
Wireless FM Headphones MDR-RF850RK
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.
Category :
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: 01 Jul 2005
The date Icecat noticed for the first time that this product was included in the price list of a channel partner
Info modified on: 06 Feb 2017 11:36:24
The date of the most recent change of the data-sheet in Icecat's system
Product views: 7014
This statistic is based on the 68156 using ecommerce sites (eshops, distributors, comparison sites, ecommerce ASPs, purchase systems, etc) daily downloading this Icecat data-sheet since 01-07-05 Only sponsoring brands are included in the free Open Icecat content distribution as used by 66407 free Open Icecat users.
Long product name Sony Wireless FM Headphones MDR-RF850RK:
The short editorial description of Sony Wireless FM Headphones MDR-RF850RK
Wireless Closed Style FM Headphones MDR-RF850RK

Marketing text Sony Wireless FM Headphones MDR-RF850RK

The official marketing text of Sony Wireless FM Headphones MDR-RF850RK as supplied by the manufacturer
Wireless closed style FM headphones with long battery life and an incredible 100m range.

Rechargeable RF Headphones
Auto-recharge function by placing the headphones on the standing transmittor
Battery playback time up to: - 15 hrs with rechargeable batteries - 22 hrs with Sony Alkaline batteries
Volume Control on headphones
3-channel transmission
RF Transmission up to 100 m
Short summary description Sony Wireless FM Headphones MDR-RF850RK:
This short summary of the Sony Wireless FM Headphones MDR-RF850RK data-sheet is auto-generated and uses the product title and the first six key specs.
Sony Wireless FM Headphones MDR-RF850RK, 18 - 22000 Hz, 1.18" (3 cm), Ferrite, Wireless, 3937" (100 m), 24 h
Long summary description Sony Wireless FM Headphones MDR-RF850RK:
This is an auto-generated long summary of Sony Wireless FM Headphones MDR-RF850RK based on the first three specs of the first five spec groups.
Sony Wireless FM Headphones MDR-RF850RK. Headphone frequency: 18 - 22000 Hz, Driver unit: 1.18" (3 cm), Magnet type: Ferrite. Connectivity technology: Wireless, Wireless range: 3937" (100 m). Battery life (max): 24 h, Battery recharge time: 16 h, Battery type: AAA, NiMH. Weight: 9.52 oz (270 g). Dimensions (WxDxH): 5.24 x 5.35 x 4.88" (133 x 136 x 124 mm), Channels quantity: 3 channels
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Headphone frequency*
The range of frequencies (low to high sounds) that the headphones can produce.
18 - 22000 Hz
Driver unit
1.18" (3 cm)
Magnet type
Type of magnet e.g. neodymium.
Ports & interfaces
Connectivity technology*
Wireless range
100 m
Battery life (max)
Maximum battery life. Mobile Mark™ (2002) is the standard often used to benchmark battery life time.
24 h
Battery recharge time
Approximate time required to recharge the battery from completely empty to completely full
16 h
Battery type
Description of battery supplied with the product, such battery form factor (e.g. AA/AAA).
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.
9.52 oz (270 g)
Other features
Dimensions (WxDxH)
Dimensions of the product (Width x Depth x Height).
5.24 x 5.35 x 4.88" (133 x 136 x 124 mm)
Channels quantity
The number of channels the device has. There can be an individual input or output for each channel.
3 channels
I/O ports
An interface on a device to which you can connect another device.
RCA jack input
Stereo mini jack input
Sound output mode