Volvo V70 Owner's Manual page 199

Technical data - Audio
HU-450
Output: 4 x 25 W
Impedance: 4 Ohm
Voltage required: 12 V, negative ground
Radio
Frequency: U (FM)
M (AM)
L (AM)
HU-650
Output: 4 x 25 W
Impedance: 4 Ohm
Voltage required: 12 V, negative ground
External amplifier: 4 x 50 W or 4 x 75 W (option)
Radio
Frequency: U (FM)
M (AM)
L (AM)
Bass speaker
Built-in amplifier: 150 W
Low battery voltage
If battery voltage is low, a text appears in the combined instrument
panel display. The energy economy function of the car may switch
off the radio. Charge the battery by starting the engine.
198
87.5 - 108 MHz
522 - 1611 kHz
153 - 279 kHz
87.5 - 108 MHz
522 - 1611 kHz
153 - 279 kHz
Alarm
"Alarm!" is shown in the radio display when an alarm message is
transmitted. The function is used to warn the driver of serious
accidents or catastrophes, such as collapsed bridges, earthquakes
or nuclear accidents.
Dolby Noise Reduction is manufactured under license of Dolby
Laboratories Licensing Corporation. Dolby and the double D symbol
are trademarks of Dolby Laboratories Licensing Corporation.
Dolby Surround Pro Logic II is a trademark of Dolby Laboratories
Licensing Corporation. Manufacturing rights for Dolby Pro Logic II
Surround System are licensed from Dolby Laboratories Licensing
Corporation.
HU-850
Output: 1 x 25 W (Centre speaker)
Impedance: 4 Ohm
Voltage required: 12 V, negative ground
External amplifier: 4 x 50 W or 4 x 75 W
HU-850 must be connected to separate power amplifier.
Radio
Frequency: U (FM)
M (AM)
L (AM)
87.5 - 108 MHz
522 - 1611 kHz
153 - 279 kHz