Sennheiser Set 820 S Bedienungsanleitung Seite 41

BA 151 rechargeable battery
By using a spare battery, you can use the receiver for more than four
hours of continuous operation. Always store the spare battery in the small
charging compartment at the right of the transmitter. The right LED on the
transmitter lights up green to show charging is taking place. When char-
ging a battery in the small charging compartment, the charging time is 10-
12 hours.
L 151-2 charger
Spare batteries can be charged via the L 151-2 charger.
RR 820 S receiver
One transmitter can transmit to several receivers. Additional RR 820 S
receivers are available from your authorized dealer.
15