Shenzhen Liangfeng Technology Co., Ltd. |
Verified Suppliers
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Use In Removable Places 2sim GSM Landline Phone Long Lasting Good Signal
GSM Landline Phone Features:
1. No need for additional communication cables/land line cables;
2. Easy to install and maintain;
3. Strong signal receiving ability, clear conversation environment;
4. Long service life and stable performance.
GSM Landline Phone Parameter:
Voltage | DC 5V |
standby time | 6 days |
Call time | 8-10 hours |
charging time | 6 hours |
peak power consumption | 0.25W/0.5W |
Receiver sensitivity | -106db |
Antenna increment | All directions: 3.5db |
Specific/Select: 12db |
GSM Landline Phone Precautions:
1. When using the phone (making calls or answering calls), it is
forbidden to touch the antenna, otherwise the phone will be
damaged. Such damage is not covered by the warranty.
2. When using the phone, it should be placed in a place where the
signal is strong enough. To ensure good voice quality, the phone
should be kept away from other electronic devices (at least 1 meter
away).
3. Do not use chemicals to clean the phone, but clean it with a dry
soft cloth.
4. Do not disassemble by yourself. If you have questions, please
contact authorized personnel.