Shenzhen Liangfeng Technology Co., Ltd.
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Good Voice Quality Caller Id Phone High Communication Quality Low Call Drop Rate
Caller Id 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.
Caller Id Phone Parameter:
| Voltage | DC 5V |
| standby time | 6 days |
| Call time | 8-10hours |
| charging time | 6 hours |
| peak power consumption | 0.25W/0.5W |
| Receiver sensitivity | -106db |
| Antenna increment | All directions: 3.5db |
| Specific/Select: 12db |
Caller Id Phone Important Safety Notes:
1. Use the mobile phone as intended, for example, by placing it on your ear. Improper use may affect performance.
2. Only use compatible batteries and accessories. Using incompatible items may permanently damage the phone.
3. Do not connect your phone to any other device documentation without reading the regulations. Another device may not be compatible.