19ENGLISHJABRA PRO 9207. ADVANCED JABRA PRO 920 FEATURES7.1 SAFETONE™ AUDIO PROTECTIONSafeTone™ provides effective hearing protection against potential risks, such as acoustic shock and noise exposure.SafeTone™ consists of two components, PeakStop™ and IntelliTone™ and can be set using the Jabra PRO 920headset (see Section 7.5).PeakStop™ acoustic shock protectionPeakStop™ automatically suppresses sounds over 118dB(A), protecting hearing from acoustic shock.IntelliTone™ noise exposure protectionIntelliTone™ offers protection against acoustic shock and noise exposure over 85dB(A), corresponding to up to 8hours of daily talk.7.2 WIRELESS RANGEThe Jabra PRO 920 supports a maximum wireless range of up to 120 meters. Physical obstructions andelectromagnetic interference may shorten this range. The wireless range can be adjusted to prevent interferencewith other wireless devices (see Section 7.5).Headset sound quality may deteriorate the further the headset is from the base, and may improve the closer theheadset is to the base. When the headset is completely out of range, a unique tone will be played in the headsetevery few seconds.If the headset is on a call when moved out of range, the audio will be lost; however the call will remain active atthe base for 120 seconds. To restore audio to the call, move the headset into range of the base.If the headset remains out of range of the base for more than an hour, the headset will power down to conservebattery.7.3 POWER MANAGEMENTThe Jabra PRO 920 provides several built-in power management features for conserving energy.Auto sleep modeAuto sleep mode can be enabled using the Jabra PRO 920 base (see Section 7.5). Auto sleep mode is off bydefault. When enabled, the Jabra PRO 920 will automatically enter sleep mode after 8 hours of inactivity, as indi-cated by the battery indicator slow flashing blue. Sleep mode will end when docking or undocking the headset.Automatic headset power offAfter 60 minutes of no link between headset and base, the headset will automatically power off. To power theheadset on, tap the multi-function button.7.4 REMOTE CALL CONTROLRemote call control (or hookswitch) is the control mechanism used to answer or end a call on a desk phone.To enable the Jabra PRO 920 headset to answer or end calls, the desk phone will need to have a Jabra Link or aGN1000 installed.Electronic Hookswitch (EHS)An electronic hookswitch is a feature on some desk phones that enables calls to be answered or ended by theheadset multi-function button. To use this feature an electronic hookswitch adapter (e.g. Jabra Link) needs to beconnected between the desk phone and the Jabra PRO 920 base. To purchase a Jabra Link contact your supplier,or visit www.jabra.com.GN1000A GN1000 manually lifts the handset from the desk phone receiver to automatically place or answer a call. Topurchase the Jabra GN1000 remote handset lifter contact your supplier, or visit www.jabra.com.