MM 400
Enjoy music
and never miss a call
The MM 400 is a
state-of-the-art
Stereo Bluetooth
®
headset for
multimedia mobile
phones.
With one press of a
button, you can
quickly switch
between calls and
music delivered in
superb stereo sound.
The invisible high-
performance
microphone ensures
that conversations
are clear, making this
headset the perfect
all-in-one sound
solution.
Wireless freedom –Bluetooth
®
2.1 guarantees hands-free convenience
without wires and the advanced A2DP profile for Stereo Bluetooth
®
delivers
optimized hi-fi stereo sound
Invisible microphone – with high-performance sound quality for clear
conversations
Direct cable option – for use on airplanes, with an airline adapter included
Easy headset controls – in one intuitive cluster
Sennheiser sound quality – hi-fi headphone drivers ensure superior dynamic
range, detail and excellent bass
Wearing comfort – padded ear-cushions provide an excellent soft fit, even on
long trips
Easy-2-GO – the headset folds into a compact bundle for travel and storage,
while the headband is metal-reinforced for durability
Flexible – replace the battery with a spare on long trips – or recharge it via
the USB port on your laptop or the supplied lightweight wall charger with
different plug fittings for Europe, the USA, the UK and Australia
Connect everywhere – to mobiles, laptops, MP3 players, or in-flight
entertainment systems with an all-in-one headset solution
Peace of mind – thanks to the 2-year international warranty
Specifications
Headset MM 400
EAN No. 40 44155 045611
UPC No. 6 15104 17070 4
Art. No. 502888
General Data
Wearing style Supra-aural
Ear cup style Closed acoustics
Technology
Bluetooth® 2.1 + EDR / supported profiles: A2DP +
AVRCP + HSP + HFP
Talk time 20h
Play time 10h
Charging time 3h
Range 10m
Weight 105g
Headphones
Frequency response 15 – 22,000 Hz (*)
Distortion Less than 0.1% at 1KHz
Sound pressure level (1kHz, 1mW) 107 dB
Microphone
Frequency response 100 – 10,000 Hz (*)
Pick-up pattern omni-directional
Accessories
USB wall charger for US, EU, UK and AU plus USB
charging cable
In-flight adapter (3.5mm double mono adapter)
3.5mm audio cable
Included
Carry case
(*) the Bluetooth system will reduce this bandwidth
/