GSM DECT Phone DT638 GSM

DECT phone with GSM technology

Handset Features:

1.5 CSTN full graphic color display (128 X 128 dots)

Animated icon-based user interface

7 x Default wallpapers

Contrast adjustment (8 levels)

Backlight timeout setting

10 last dialed number memories

Multilingual menu (6 language)

100 personalized phone book entries, each consists of:

Name

Home Number

Mobile Number

Office Number

Group ring tones (4 groups, each with individual ring tone)

9 Speed Dial memories

Phonebook searching by name

Phonebook memory status indication

Speaker phone

Headset connection

Continuous talk time: 6 hours/ standby time: 80 hours

20 entries of Caller ID log, allows record review/ call back/ delete/ store to phonebook

Calendar with 20 memo records

Alarm clock

Ring tones (13 polyphonic melodies, 5 volume levels, mute)

Talk time and clock display

Time format adjustment (12/ 24 hours)

Handset name edit

Call functionalities and System Features:

Multi-handset: Maximum of 6 handsets can be registered to the base unit

Intercom between any two handsets

Call transfer and call conferencing

DECT radio performance: Indoor: 50m / Outdoor: 300m

DECT: Fully GAP compatible, 1.89GHz/ 1.9GHz full duplex communication

GSM: Supported band: GSM900M/ DCS1800M/ PCS1900

Supported SIM card 1.8V/ 3.0V

Technical Specifications:

GSM (base unit)

Operating Frequency band: GSM900/ 1800MHz

Carrier spacing: 200kHz

Max output Power: 2W @ 900MHz

Input dynamic range: 62dB

Receiving sensitivity: < -104dBm

Max FRE deviation: ±0.1ppm

Phase error: < 5°RMS

FRE optional: > +9dBc @ 200kHz

DECT (Base unit + handset)

Operating Frequency Band: 1.88GHz ~ 1.90GHz

Carrier: 10 (1.728KHz spacing)

Fully GAP compatible

Max output Power: 1/4W (250mW)

Modulation: GFSK

Audio CODEC: G.726

Receiving sensitivity: < -86dBm