- Contact Person : Ms. Liu Kathryn
- Company Name : Shenzhen Think Century Information Technologies Co., Ltd.
- Tel : 86-755-2766 4973
- Fax : 86-755-27664973
- Address : Guangdong,Shenzhen,A2, West Industry Building , East 1st Lane No.18, Park Road,22nd Zone, Baoan District
- Country/Region : China
- Zip : 518101
GSM calling transfer
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GSM calling transfer
Main features & Functions:
1. Using SIM card and suitable for GSM850,1900, 900,1800MHz
2. Making & answering calls after connecting to telephone set
3. Available to connect with telephone set, Billing machine, etc
4. Caller ID
5. Supports the functions of redialing and hands-free
6. Voice adjustment of calling in and out, multi-lever volume to be chosen
8. Built-in PIN code protection featured with locking device/card/network
9. Can select calling out by GSM or PSTN(optional)
10. Support GPRS function (optional)
11. Built-in Li-battery (optional)
12. Support call-transfer PSTN to GSM or GSM to PSTN: auto-transfer or by hand
Technique Parameters:
l Working Frequency: GSM or W-CDMA
l Working voltage AC220V DC12V
l Environment temperature -25 C ~ 55 C
l Humidity 10% ~ 95%
l Environment noise <50dB
l Emission power 2W@GSM850/GSM900MHz
1W@DCS1800/PCS 1900MHz
l Antenna puls >5dB
GSM calling transfer
