Shenzhen Liangfeng Technology Co., Ltd.
| Packaging Details | BOX |
| Type | Caller Id Phone |
| Color | Black,white,blue,Black or customized |
| Product name | GSM Desktop Fixed Wireless Phone,gsm cordless phone SIM card wifi 4g desk phone,GSM Phone Cordless |
| Warranty | One Year,12 months |
| Frequency band | 850/900/1800/1900MHZ,GSM900/1800MHZ |
| Language | Multi-language,English/customized languages,Chinese/english/spanish,Chinese & English or Customize,English |
| Antenna | TNC |
| Frequency | GSM 850/900/1800/1900Mhz Quadband,B1/B3/ B7/B20/B28A,2G/3G/4G,B1/B2/B3/B4/B5/B7/B8/B28 |
| Sms | Support,Yes |
| Function | Call-back Function,Multi-language,Re-dial,Hands-free,Phone-book |
| Back up battery | 1000mAh |
| Size | 200*218*54mm |
| Battery | 1000mah li-ion battery |
| Sim card | 2 SIMs is available |
| TF card | Support |
| FM radio | Support |
| Phone book | High-capacity |
| Working frequency | 850/900/1800/1900MHz,GSM900/1800/850/1900MHz |
| Brand Name | DLNA |
| Model Number | ZT669G |
| Place of Origin | shenzhen |
View Detail Information
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Product Specification
| Packaging Details | BOX | Type | Caller Id Phone |
| Color | Black,white,blue,Black or customized | Product name | GSM Desktop Fixed Wireless Phone,gsm cordless phone SIM card wifi 4g desk phone,GSM Phone Cordless |
| Warranty | One Year,12 months | Frequency band | 850/900/1800/1900MHZ,GSM900/1800MHZ |
| Language | Multi-language,English/customized languages,Chinese/english/spanish,Chinese & English or Customize,English | Antenna | TNC |
| Frequency | GSM 850/900/1800/1900Mhz Quadband,B1/B3/ B7/B20/B28A,2G/3G/4G,B1/B2/B3/B4/B5/B7/B8/B28 | Sms | Support,Yes |
| Function | Call-back Function,Multi-language,Re-dial,Hands-free,Phone-book | Back up battery | 1000mAh |
| Size | 200*218*54mm | Battery | 1000mah li-ion battery |
| Sim card | 2 SIMs is available | TF card | Support |
| FM radio | Support | Phone book | High-capacity |
| Working frequency | 850/900/1800/1900MHz,GSM900/1800/850/1900MHz | Brand Name | DLNA |
| Model Number | ZT669G | Place of Origin | shenzhen |
| High Light | TNC Antenna cordless phone with sim ，GSM 850 cordless phone with sim ，corded phone with caller id announce | ||
Easy To Maintain Caller Id Phone Strong Signal Reception Ability Long Lasting
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 Dial Number Way:
Make a call from the phone book
1) Pick up the handset or press the hands-free key, the screen will display "Dial".
2) Press LFK and select Contacts - Contacts.
3) Scroll to the desired contact using the Up and Down keys.
4) Press the call key to dial the number.
Company Details
Business Type:
Manufacturer
Year Established:
2015
Total Annual:
700,0000-1000,0000
Employee Number:
50~120
Ecer Certification：
Verified Supplier
Shenzhen Liangfeng Technology Co., Ltd. is a company specializing in the production and processing of wireless landlines, mobile phones, electronic components and other products, with a complete and scientific quality management system. Shenzhen Liangfeng Technology Co., Ltd. is keeping up wi... Shenzhen Liangfeng Technology Co., Ltd. is a company specializing in the production and processing of wireless landlines, mobile phones, electronic components and other products, with a complete and scientific quality management system. Shenzhen Liangfeng Technology Co., Ltd. is keeping up wi...
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