Parameter UnitOutput power GSM900: +5 … +33dBm/3.2mW … 2WGSM1800: +0 … +30dBm/1.0mW … 1WGSM1900: +0 … +30dBm/1.0mW … 1WNumber of RF channels GSM900: 125GSM1800: 375GSM1900: 300Channel spacing 200KHzNumber of Tx power levels GSM900: 15GSM1800: 16GSM1900: 16Battery enduranceBattery Capacity (mAh) Talk time Stand-byBL-5C 970 up to 3.5* hrs up to 11* days*Variation in operation times will occur depending on the SIM card, network settings and usage. Talk timeis increased by up to 30% if half rate is active and reduced by 5% if enhanced full rate is active.Charging timesAC-4 AC-31 h 15 min 2 h 45 minEnvironmental conditionsEnvironmental condition Ambient temperature NotesNormal operation -15oC...+55oC Specifications fulfilledReduced performance -25oC...-15oC+55oC...+70oCOperational for shorts periodsonlyIntermittent operation -40oC...-15oC+70oC...+85 oCOperation not guaranteed but anattempt to operate does notdamage the phone.No operation or storage <-40oC...>+85oC No storage or operation: anattempt may damage the phone.Charging allowed -25oC...+50oCLong term storage conditions 0oC...+85oCRM-180General Information Nokia Customer CareIssue 1 COMPANY CONFIDENTIAL Page 1 –9Copyright © 2006 Nokia. All rights reserved.