Sennheiser 9920 User Manual

Headphones & Accessories 1

Headphones wireless

RS 120

Publ.: 15.01.2004

Cat. No. 09920

Description

The RS 120 is an open, supra-aural wireless RF headphone system.
Its transparent and well-balanced sound with great bass response
makes this system an ideal choice for all types of music and TV
applications. Furthermore, its innovative "easy recharge" function
offers the ultimate in convenience when it comes to charging and
storing your wireless headphones. Enjoy total freedom of sound,
stylish design and maximum comfort, all at an affordable price.

Recommended Accessories

Additional RF wireless
headphones (without
transmitter) in 864 and 926
MHz available in
Feb/March '04: HDR 120
(Art. Code 009930 and

009931)

Features

Open, stereo, supra-aural, wireless RF headphone
system
Detailed, analytical sound reproduction with strong
bass response
Perfectly suitable for all types of modern music and
TV applications
"Wireless freedom of sound" with reception through
walls and ceilings, even outside in the garden
Range of up to 100 metres
Three selectable RF channels
Control elements conveniently positioned to provide
easy, intuitive operation
Transmitter with metal cradle for storing and
recharging the headphones. Nesting the headphone
couldn't be easier – no more fumbling like with most
other systems in the market!
Optional wall mounting of transmitter possible
Very lightweight headphones, extremely comfortable
to wear
Appealing, modern design
Rechargeable NiMH batteries included (size: AAA)
2-year warranty

Technical data

Max. Sound pressure
level (aktiv)

106 dB

Power supply

9V DC (transmitter); AAA
batteries (receiver)

Weight (Transmitter)

200 g

Weight (Receiver)

230 g (inc. batteries)

Range

up to 100 m

Modulation

FM Stereo

Signal-to-noise ratio

> 65 dBA

RF frequency range

863 ... 865 MHz or 926 ...
928MHz

Dimensions (Transmitter)

85 x 225 x 133 mm

Frequency response
(headphones)

22.....19500 Hz

Transducer principle
(Headphones)

dynamic, open

Operating time
(Accupack)

approx. 20-25 h

THD, total harmonic
distortion

< 0,7 %

Jack plug

3,5mm / 6,3 mm stereo
(863-865 MHz), cinch
(926-928 MHz)