102 Rino ® 130 Owner’s ManualAPPENDIX > SPECIFICATIONSRadioChannels: 1–14 FRS,15–22 GMRS (GMRS requires FCC license)1–7 Weather Radio channelsSquelch Codes: 1–38Range: Up to 2 miles on FRS; up to 5 miles on GMRSRadio Output Power:FRS 0.5 watt; GMRS 1.0 wattPowerInput: Three 1.5 Volt AA batteries 3Battery Life:GPS only: up to 41 hours;FRS only: up to 20 hours;FRS, GPS, and sensors: up to 14 hours 4Specifications are subject to change without notice.1Subject to accuracy degradation to 100m 2DRMS under the U.S.DoD-imposed Selective Availability program.2With optional Garmin Differential Beacon Receiver Input (such asGarmin GBR 23).3The temperature rating for the Rino 130 may exceed the usablerange of some batteries. Alkaline batteries can rupture at hightemperatures. External power can only be applied using theGarmin Auto Power Adapter or PC Interface Cable with AutoPower Adapter. These cables contain a 12 VDC to 4.5 VDCvoltage regulator. Modifications or other applications voids theproduct warranty. Alkaline batteries lose a significant amount oftheir capacity as temperature decreases. Extensive use of screenbacklighting and the radio significantly reduces battery life.Different brands of batteries vary in performance.45, 5, 90 Duty Cycle - 5% receive with audio unmuted, 5%transmit and 90% standby (receive with audio muted)