OpenStage SL4 professional

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OpenStage SL4 prof Bundle FR final.jpg

The OpenStage SL4 professional is the slimmest and smallest DECT cordless handset in the portfolio; it satisfies the most stringent requirements in terms of high end functionality and design and suits perfectly to various jobs. From the high-quality handset with silver keys, to the large 1.8” TFT color display with modern user interface, this handset looks exquisite. As well as great style, it offers optimum functionality, with excellent voice quality, Bluetooth Interface and a 2.5mm headset jack. The OpenStage SL4 professional is the successor of Gigaset SL3 professional.

Based on DECT-/GAP-/PN-CAP- standards, it implements the requirements of professional telephone users and makes them available to the HiPath Cordless systems.

Key Features

The following table provides an overview. This list is not exhaustive. Please refer to the detailed operating instructions for more information.

Mobility Features

Multi-cell capability

  • Roaming
  • Seamless connection Handover during a call
  • Bearer handover in case of disturbances
  • Display message when leaving the radio network


  • Encrypted voice transmission regarding DECT standard
  • Secure system logon

Multi-DECT system capability option for parallel registration of the OpenStage SL4 professional at up to four DECT systems

Description of Features of the OpenStage SL4 professional


  • Illuminated keypad
  • Hands-free talking key
  • MWI (Message Waiting Indicator) key
  • 5-way navigation key
  • Keypad lock on/off
  • Key for all ringers off
  • Talk key functions:
    • when pressed briefly: redial list
    • when held down: dial state
  • Free programmable Display-key
  • Dedicated microphone mute key
  • R- (Flash) key


  • Illuminated graphical display
  • brilliant TFT display, 65k color, 128*160 pixel resolution
  • Color scheme and screen saver settings
  • Display of fonts and symbols in different situations in large fonts
  • Configurable timeout of the display
  • Display-Languages of the Gigaset:

German, English, French, Italian, Spanish, Portuguese, Dutch, Danish, Norwegian, Swedish, Finnish, Czech, Polish, Turkish, Greek, Hungarian, Russian, Croatian, Slovenian, Roman, Serbian, Catalan, Bulgarian, Bosnian, Ukrainian, Arabian

Display in idle state

  • Status display:
    • Battery charging
    • Received field strength
    • Ring tones off
    • Warning tone on
    • Keypad lock on
    • Bluetooth activated
  • Local editing of base station name
  • Notices of (Display-indicate with the first off hock):
    • own call number
    • Date and time


  • Picture out of media pool store
    • alternative to pictures: analogue or digital clock
  • Screensaver replaces the notices in idle


  • Handset is preset
  • Individual settings
    • Fast access on functions and numbers
    • Belay of numeric key/ display key
    • Display: Language, Color-Schema, Contrast, Illuminating, Screensaver
    • Automatic Call acceptance on/off
    • handsfree-/earpiece volume
    • ring tones, melodies

Media Pool administered:

  • Monophonic ring tones (Sounds)
  • Polyphone melodies (Sounds)
  • Pictures for:
    • Screensaver
    • Caller pictures (ClIP pictures)

Alarm clock

  • activated/deactivated
  • Period: Monday – Friday or daily
  • Wake-up call is signaled with selected Sound

Appointments (Calendar)

  • They can remember let up to 30 appointments
    • Appointments of the day are indicated,
    • Appointment can be supplemented with text,
    • Appointment call is signaled with selected Sound,
    • Indicated text, date and time are indicated.
  • List of missed appointments

Phone book

  • Storage possibility of the directory
    • Up to 500 entries for all directories
    • Fast access on a number (speed dialing)
    • Up to three phone numbers with accompanying name, surname (private/office/mobile), e-mail address, appointments with signaling, VIP-notation, CLIP pictures
  • phone book administration via PC (Gigaset QuickSync = PC application)
    • via Bluetooth-Interface
    • via Mini- USB interface
  • Saving/loading phone book data from/to HiPath Manager (HiPath Cordless Enterprise)
  • Access to System phone book
    • LDAP system telephone database (only with HiPath Cordless Office)
    • HiPath Manager (HiPath Cordless Enterprise)

Message signaling

  • Illuminated MWI (Message Waiting Indication) key alerts users of new messages
  • Signaling of the new message through press the MWI-key

Call signaling

  • Automatic call acceptance when the handset is removed from the charging unit (configurable)
  • Silent alarm (vibration alarm)
  • Visual/acoustic call signaling
  • Display of call number and caller name
  • Distinction between internal and external calls
  • Ring tones and melodies:
    • 5 standard ringer tones
    • 15 polyphonic ringer melodies
  • Ring tones can be deactivated while attention tone is activated
  • Setting of different ringers for internal and external calls
  • Volume can be set in 5 steps plus crescendo

Handset lock

  • with 4-digit PIN


  • Lithium-Ionen battery pack
  • capacity: 750mAh
  • a battery pack is supplied with the phone
  • Charging
    • in power-off mode
    • in power-off mode with activated PIN protection
    • in operating mode
  • Low battery warning tone (configurable)

Headset 1
Headset connection via:

  • Corded: 2,5 mm jack
  • Cordless: Bluetooth
  • Tested Corded- Headsets:
    • Jabra/GN 2000 Duo NC
    • Jabra BIZ 2400 Mono 3-in-1
    • Jabra BIZ 1900 Mono
  • Tested Cordless (Bluetooth)- Headsets:
    • Jabra GO 6430
    • Plantronics Savi GO WG100/B
    • Plantronics M 100, Monaural
    • Plantronics Voyager PRO Plus
    • Plantronics Discovery 975 Bluetooth Headset
    • Plantronics Voyager PRO UC V2

Accessories (e.g. carrying aids) 2

  • One Belt clip is supplied with the phone

PC Interface

  • Bluetooth, Mini- USB
  • Bluetooth Specification: V2.1, the following profiles are available:
    • Headset-HSP, Data-SPP, Handset-HFP, Object-Push- profile OPP

PC Application

  • Gigaset QuickSync
    • Phone book synchronization
    • Loading from Screensaver, CLIP-pictures, melodies and ringer tones

Compatible with HiPath Positioning System (HPS)

  • Localization of mobile users (only with HiPath Cordless Enterprise) using HiPath Positioning System

PC-Software (Gigaset QuickSync)

remark to 1 2

  • you can use this page to look for different carrying aids, belt clips and special-headsets - DECT Handset accessory

Connectable Devices

The OpenStage SL4 professional handset can be connected to the following systems:

HiPath 4000

  • HiPath Cordless Enterprise from V3.0R3.24.0-CV399
    • Adaptations only for SLC24

HiPath 3000 & HiPath 500

  • HiPath Cordless Office
  • from HE646B.91.001 H3K_V7_R6.9.1_001
  • from HE685B.00.080 H3K_V8_R5.5.0_080
    • Adoptions only for SLC16N and SLCN

HiPath OpenOffice

OpenScape Voice

  • HiPath Cordless IP from V1R1.3.0 and OpenScape Voice from V4R1

Tests at predecessor releases of the systems were not carried out. The use of the handset in earlier system-versions should be basically possible, to be sure are functional restrictions possible.

The following Gigaset QuickSync Software is supported:

  • Gigaset QuickSync from 6.1.822

Technical data

  • standard battery type (supplied with the phone)
    • 1 * Lithium-Ionen battery pack 750 mAh
  • Dimensions
    • Handset 127 x 48 x 20 (H × W × D in mm)
    • Weigth (incl. batteries) approx. 100g
    • Charging unit 60 x 78 x 28 (H × W × D in mm)

Documentation and Training

symb-docu.gif Documentation in further languages, software and other downloads can be found on
Any comments to the files provided here?



See also