Sony MDR-RF811RK

  • Product Code: MDRRF811RK.EU8
  • EAN: 4905524950311

Main product specifications:

  • Ear coupling: Circumaural
  • Headphone frequency: 20 - 20000 Hz
  • Connectivity technology: Wireless
  • Wearing style: Head-band
  • Product colour: Black
  • Weight: 270 g


Out of stock

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This product was added to our catalog on : 19/08/2018
Price & stock last update : 24/05/2019 05H02

Temporarily unavailable or only on order

Price Details
 73,16 € 60,46 excl. 21% VAT
Detail of the different eco fees included in the price of this product (excl VAT)
Bebat€ 0,16
Recupel€ 0,25
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Sony MDR-RF811RK


Product Overview
Rechargeable wireless headphones with 100m listening range

40mm driver: Hi-Fi quality digital sound for home, with powerful 40mm Neodymium driver unit and long stroke diaphragm for deep clear bass.

RF wireless: Radio Frequency transmission technology offering a huge 100m listening range.

Cordless style: Closed type headphones with wireless connectivity and built-in volume control for the ultimate freedom to listen around the house.

Easy set up: Tune and go: Automatic tuning and on/off switch, plus comes with all the cables you need to plug into your TV.

Simple connectivity: Stereo mini plug easily connects your headphones to TV and audio devices around the home.

Lightweight and long-lasting comfort: Weighing just 270g and designed for long-lasting wearing comfort with parallel-link self-adjusting headband plus padded circum-aural ear cushions.

Summary Technical Characteristics
  • Sony MDR-RF811RK
  • Ear coupling: Circumaural
  • Wearing style: Head-band
  • Acoustic system: Closed, Headphone frequency: 20 - 20000 Hz, Driver unit: 4 cm, Magnet type: Neodymium
  • Wireless range: 100 m
  • Volume control: Rotary
  • Battery life (max): 13 h
  • Weight: 270 g
  • Product colour: Black
Technical Specifications


Ear coupling Circumaural
Headphone frequency 20 - 20000 Hz
Driver unit 4 cm
Magnet type Neodymium
Modulation FM
Acoustic system Closed

Ports & interfaces

Connectivity technology Wireless
Wireless receiver interface 3.5 mm
Wireless range 100 m


Wearing style Head-band
Product colour Black
Volume control Rotary

Operational conditions

Operating temperature (T-T) 0 - 40 °C
Operating relative humidity (H-H) 40 - 60%

Packaging content

AC adapter included


Battery charge indicator


Battery type BP-HP550-11
Battery technology Nickel-Metal Hydride (NiMH)
Battery life (max) 13 h
Battery recharge time 16 h
Charging source AC

Weight & dimensions

Weight 270 g
Receiver weight 137 g
Receiver dimensions (W x D x H) 108 x 108 x 128 mm

Packaging data

Quantity 1
Pictures and description of Sony MDR-RF811RK are for your convenience only and may not be accurate. We will ship you the item based on the product name and manufacturer number only. For more technical information please visit the manufacturer's website.
On all products purchased through LASystems a minimum legal warranty period is given of 2 years for consumers and 1 year for business customers.
Extra Info and Documents

Website Manufacturer:

Alternative EAN codes: 4905524950304,4056572581955,8029276079666,4905524950311

Manual pdf PDF (310.74 kB)

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