Mercedes-Benz B-Class Owner's Manual page 396

1 Front roof area
2 Rear roof area
3 Rear wings
On vehicles with a panoramic sliding sunroof, t-
ting an aerial to the front or rear roof area is not
permitted.
On the rear wings, it is recommended that you t
the aerial on the side of the vehicle closest to the
centre of the road.
Use Technical Speci cation ISO/TS 21609 (Road
Vehicles – "EMCs for installation of a ermarket
radio frequency transmitting equipment") when
retro tting two-way radios. Comply with the legal
requirements for detachable parts.
If your vehicle has ttings for two-way radio equip-
ment, use the power supply and aerial connectors
provided in the pre-installation. Observe the man-
ufacturer's supplements when tting.
T T w w o-wa o-way r y radio tr adio transmission output ansmission output
The maximum transmission output (PEAK) at the
base of the aerial must not exceed the values in
the following table.
Technical data 393
F F r r eq equency band and maximum tr uency band and maximum transmission out-
put put
F F r r eq equency band uency band Maximum tr Maximum transmis-
Short wave
3 - 54 MHz
4 m frequency band
74 - 88 MHz
2 m frequency band
144 - 174 MHz
Terrestrial Trunked
Radio (TETRA)
380 - 460 MHz
70 cm frequency band
420 - 450 MHz
Two-way radio
(2G/3G/4G)
393
ansmission out-
ansmis-
sion output sion output
100 W
30 W
50 W
10 W
35 W
10 W