12Supplied Accessories and OptionsSupplied Accessories• Rechargeable Li-Ion Battery Pack (7.4V, 1,750mAh) SBR-28LI• AC adapter SAD-20*• Rapid Charger SBH-22• Antenna SRA-15• Belt Clip SHB-18• Operating Manual (this manual)• SBR-28LI ManualIf any item is missing, contact the dealer from which the transceiver waspurchased.Available Options• Rechargeable Li-Ion Battery Pack (7.4V, 1,750mAh) SBR-28LI• AC adapter SAD-20*• Rapid Charger SBH-22• VOX Earpiece Microphone SSM-512B• Antenna SRA-15• Speaker Microphone SSM-16B• Programming Cable SCU-35• Clone Cable SCU-36• Belt Clip SHB-18*: Depending on the transceiver version.Charging the Battery PackCharging the Battery Pack using the Rapid Charger (SBH-22)Using the supplied SAD-20 AC Adapter and the supplied Rapid Charger, ittakes about 3.5 hours* to charge the SBR-28LI battery pack fully.*(Charging time may be increased, depending on the battery condition.)1. Turn the transceiver OFF to install the batterypack.2. Referring to the figure at the right, connect thebattery charger plugs.When the battery is being charged, the rapidcharger indicator lights red.3. When charging is completed, the rapid chargercradle indicator will light green.AC AdapterSAD-20Rapid ChargerSBH-22z If the rapid charger indicator blinks red and the battery pack is not chargedafter a lapse of 10 or more hours, stop charging the battery pack immediately.The battery pack is presumed to be at the end of its service life, or defective.In this case, replace the battery pack with a new one.z Charge the battery pack within the temperature range from +5 °C to +35 °C(+41 °F to +95 °F).