Shenzhen Liangfeng Technology Co., Ltd.
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Super Capacity Battery Business Landline Phone Support Hands-Free Long Lasting
Business Landline Phone Main Functions And Technical Indicators:
1. Compatible with GSM
2. Built-in high-quality industrial modules, with strong signal-receiving ability.
3. Support dual SIM cards
4. Support FM radio
5. Support hands-free, call identification, radial.
6. With intelligent STK and safety management.
7. Built-in power backup battery, standby time of up to 7 hours (depending on the network).
Business Landline Phone Parameter:
| Voltage | DC 5V |
| standby time | 15 days |
| Call time | 20 hours |
| charging time | 6 hours |
| peak power consumption | 0.25W/0.5W |
| Receiver sensitivity | -106db |
| Antenna increment | All directions: 3.5db |
| Specific/Select: 12db |
Business Landline Phone Precautions:
1. This product should not be used near garages, oil depots, chemical plants, or any flammable and explosive items.
2. This kind of phone should be avoided in the hospital, it will interfere with medical electronic equipment, such as pacemakers and earphones.
3. If you find that the phone cannot successfully log in to the network, please check whether your SIM card or antenna is installed properly.
4. 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.