Telecommunications & Networks

Wireless waiter call bell system restaurant table call button wrist pagers The waiter calling system include Pocsag text message watch pagers and four keys table call button.Pls advise the quantity you need, we will give best prices.

Specification Model UC8144 Operation Wavelength 1260 ~ 1650 nm Band wide @-10 dB ≥390 nm Output Power ≥10dBm Spectral Density ≥-28dBm/nm Connector Type FC/APC (other adaptor can be customized) Spectral Density Stability within 15mins ＜± 0.03 dBm/nm Output Power Stability within 15mins ＜±0.01 dB Output Power Stability within 8 hrs ≤± 0.05 dB Operation Model CW Fiber Type Single Mode SFM-28 Operation Temperature 0 ～ +40℃ Storage Temperature -30 ～ +80℃ Power Supply AC 110 ~ 220 V±10%, 50Hz/60Hz, 20W Dimensions 235mm W, 55 mm H, 320 D mm Weight 3.0 kg

About PTFE wire 1. Polytetrafluoroethylene wires allow wiring systems to be used and operated in the most demanding of environments. 2. PTFE is resistant to lubricants and fuels, very flexible, plus it has excellent thermal and electrical properties. Application: Internal wiring for electronic equipment and small electrical equipment; Used for Oil equipment, Electric machinery, Automotive cables, Outdoor lighting, PTC thermistors, Electric components etc. Product Features: Good corrosion-resistance, almost doesn't melt any organic imp regnant, Oil- resistance, strong acid-resistance, strong alkali-resistance, oxidant- resistance and so on. bear the good electric insulated capability, high voltage-resist, moisture-resistance, high insulation resistance; flame- retardant, Anti-ageing, long age of usage. Properties: 1. Rated voltage: 600V or Lower 2. Working temperature: -60℃ ~ 250℃, short-term temperature 350℃ 3. Conductor: Silver / Tinned Plated Stranded Copper 4. Insulated: Ptfe teflon insulated 5. Available Colors: White, Blue, Red, Yellow, Black, Brown, Gray, Violet... Silver coated copper conductor PTFE insulation lead wire Silver coated copper conductor PTFE insulation shield lead wire Silver coated stranded copper conductor PTFE insulation shield lead wire Silver coated stranded copper conductor PTFE insulation twisted shield lead wire

Free GPS Tracking System with fuel monitor for Car Vehicle Tracking Device GPS403B Model:GPS403A/GPS403B This tracker is based on the GSM / GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entirety. Multiple Tracking Ways: *Track by SMS with latitude and longitude *Real track by Cell phone with the maps link. *Tracking on with Mobile APP *Web based online tracking on PC at our server www.Gpstrackerxy.COM. Functions: GPS drift suppression Absolute street address by SMS Location based service (LBS) Voice Monitor Data logging Charges Inquiry Alarm Function Low battery alarm External Power off alarm GPS blind Spot alert SOS Geo-fence Multi-are , a management Movement alarm Over speed alarm ACC working alarm Alarms under Arm State 1 ACC alarm 2.Shock Sensor alarm Alarm without GSM network service Check the Vehicle State Sleep Mode Scheduled wake-up Set up Terminal (local) Time TCP / UDP Switch Configure parameters by USB GPRS setting Less GPRS traffic Modes Switch between "SMS" and "GPRS" Set up monitor center number Cut off the Oil anad Power System Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100

Free GPS Tracking System with fuel monitor for Car Vehicle Tracking Device GPS403B Model:GPS403A/GPS403B This tracker is based on the GSM / GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entirety. Multiple Tracking Ways: *Track by SMS with latitude and longitude *Real track by Cell phone with the maps link. *Tracking on with Mobile APP *Web based online tracking on PC at our server www.Gpstrackerxy.COM. Functions: GPS drift suppression Absolute street address by SMS Location based service (LBS) Voice Monitor Data logging Charges Inquiry Alarm Function Low battery alarm External Power off alarm GPS blind Spot alert SOS Geo-fence Multi-are , a management Movement alarm Over speed alarm ACC working alarm Alarms under Arm State 1 ACC alarm 2.Shock Sensor alarm Alarm without GSM network service Check the Vehicle State Sleep Mode Scheduled wake-up Set up Terminal (local) Time TCP / UDP Switch Configure parameters by USB GPRS setting Less GPRS traffic Modes Switch between "SMS" and "GPRS" Set up monitor center number Cut off the Oil anad Power System Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100

Free GPS Tracking System with fuel monitor for Car Vehicle Tracking Device GPS403B Model:GPS403A/GPS403B This tracker is based on the GSM / GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entirety. Multiple Tracking Ways: *Track by SMS with latitude and longitude *Real track by Cell phone with the maps link. *Tracking on with Mobile APP *Web based online tracking on PC at our server www.Gpstrackerxy.COM. Functions: GPS drift suppression Absolute street address by SMS Location based service (LBS) Voice Monitor Data logging Charges Inquiry Alarm Function Low battery alarm External Power off alarm GPS blind Spot alert SOS Geo-fence Multi-are , a management Movement alarm Over speed alarm ACC working alarm Alarms under Arm State 1 ACC alarm 2.Shock Sensor alarm Alarm without GSM network service Check the Vehicle State Sleep Mode Scheduled wake-up Set up Terminal (local) Time TCP / UDP Switch Configure parameters by USB GPRS setting Less GPRS traffic Modes Switch between "SMS" and "GPRS" Set up monitor center number Cut off the Oil anad Power System Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100

Free GPS Tracking System with fuel monitor for Car Vehicle Tracking Device GPS403B Model:GPS403A/GPS403B This tracker is based on the GSM / GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entirety. Multiple Tracking Ways: *Track by SMS with latitude and longitude *Real track by Cell phone with the maps link. *Tracking on with Mobile APP *Web based online tracking on PC at our server www.Gpstrackerxy.COM. Functions: GPS drift suppression Absolute street address by SMS Location based service (LBS) Voice Monitor Data logging Charges Inquiry Alarm Function Low battery alarm External Power off alarm GPS blind Spot alert SOS Geo-fence Multi-are , a management Movement alarm Over speed alarm ACC working alarm Alarms under Arm State 1 ACC alarm 2.Shock Sensor alarm Alarm without GSM network service Check the Vehicle State Sleep Mode Scheduled wake-up Set up Terminal (local) Time TCP / UDP Switch Configure parameters by USB GPRS setting Less GPRS traffic Modes Switch between "SMS" and "GPRS" Set up monitor center number Cut off the Oil anad Power System Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100

Free GPS Tracking System with fuel monitor for Car Vehicle Tracking Device GPS403B Model:GPS403A/GPS403B This tracker is based on the GSM / GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entirety. Multiple Tracking Ways: *Track by SMS with latitude and longitude *Real track by Cell phone with the maps link. *Tracking on with Mobile APP *Web based online tracking on PC at our server www.Gpstrackerxy.COM. Functions: GPS drift suppression Absolute street address by SMS Location based service (LBS) Voice Monitor Data logging Charges Inquiry Alarm Function Low battery alarm External Power off alarm GPS blind Spot alert SOS Geo-fence Multi-are , a management Movement alarm Over speed alarm ACC working alarm Alarms under Arm State 1 ACC alarm 2.Shock Sensor alarm Alarm without GSM network service Check the Vehicle State Sleep Mode Scheduled wake-up Set up Terminal (local) Time TCP / UDP Switch Configure parameters by USB GPRS setting Less GPRS traffic Modes Switch between "SMS" and "GPRS" Set up monitor center number Cut off the Oil anad Power System Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100

Free GPS Tracking System with fuel monitor for Car Vehicle Tracking Device GPS403B Model:GPS403A/GPS403B This tracker is based on the GSM / GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entirety. Multiple Tracking Ways: *Track by SMS with latitude and longitude *Real track by Cell phone with the maps link. *Tracking on with Mobile APP *Web based online tracking on PC at our server www.Gpstrackerxy.COM. Functions: GPS drift suppression Absolute street address by SMS Location based service (LBS) Voice Monitor Data logging Charges Inquiry Alarm Function Low battery alarm External Power off alarm GPS blind Spot alert SOS Geo-fence Multi-are , a management Movement alarm Over speed alarm ACC working alarm Alarms under Arm State 1 ACC alarm 2.Shock Sensor alarm Alarm without GSM network service Check the Vehicle State Sleep Mode Scheduled wake-up Set up Terminal (local) Time TCP / UDP Switch Configure parameters by USB GPRS setting Less GPRS traffic Modes Switch between "SMS" and "GPRS" Set up monitor center number Cut off the Oil anad Power System Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100

Free GPS Tracking System with fuel monitor for Car Vehicle Tracking Device GPS403B Model:GPS403A/GPS403B This tracker is based on the GSM / GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entirety. Multiple Tracking Ways: *Track by SMS with latitude and longitude *Real track by Cell phone with the maps link. *Tracking on with Mobile APP *Web based online tracking on PC at our server www.Gpstrackerxy.COM. Functions: GPS drift suppression Absolute street address by SMS Location based service (LBS) Voice Monitor Data logging Charges Inquiry Alarm Function Low battery alarm External Power off alarm GPS blind Spot alert SOS Geo-fence Multi-are , a management Movement alarm Over speed alarm ACC working alarm Alarms under Arm State 1 ACC alarm 2.Shock Sensor alarm Alarm without GSM network service Check the Vehicle State Sleep Mode Scheduled wake-up Set up Terminal (local) Time TCP / UDP Switch Configure parameters by USB GPRS setting Less GPRS traffic Modes Switch between "SMS" and "GPRS" Set up monitor center number Cut off the Oil anad Power System Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100

Free GPS Tracking System with fuel monitor for Car Vehicle Tracking Device GPS403B Model:GPS403A/GPS403B , Th , i , s tracker is based on the GSM / GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entirety. Multiple Tracking Ways: *Track by SMS with latitude and longitude *Real track by Cell phone with the maps link. *Tracking on with Mobile APP *Web based online tracking on PC at our server www.Gpstrackerxy.COM. Functions: GPS drift suppression Absolute street address by SMS Location based service (LBS) Voice Monitor Data logging Charges Inquiry Alarm Function Low battery alarm External Power off alarm GPS blind Spot alert SOS Geo-fence Multi-are , a management Movement alarm Over speed alarm ACC working alarm Alarms under Arm State 1 ACC alarm 2.Shock Sensor alarm Alarm without GSM network service Check the Vehicle State Sleep Mode Scheduled wake-up Set up Terminal (local) Time TCP / UDP Switch Configure parameters by USB GPRS setting Less GPRS traffic Modes Switch between "SMS" and "GPRS" Set up monitor center number Cut off the Oil anad Power System Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100

Free GPS Tracking System with fuel monitor for Car Vehicle Tracking Device GPS403B Model:GPS403A/GPS403B , Th , i , s tracker is based on the GSM / GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entirety. Multiple Tracking Ways: *Track by SMS with latitude and longitude *Real track by Cell phone with the maps link. *Tracking on with Mobile APP *Web based online tracking on PC at our server www.Gpstrackerxy.COM. Functions: GPS drift suppression Absolute street address by SMS Location based service (LBS) Voice Monitor Data logging Charges Inquiry Alarm Function Low battery alarm External Power off alarm GPS blind Spot alert SOS Geo-fence Multi-are , a management Movement alarm Over speed alarm ACC working alarm Alarms under Arm State 1 ACC alarm 2.Shock Sensor alarm Alarm without GSM network service Check the Vehicle State Sleep Mode Scheduled wake-up Set up Terminal (local) Time TCP / UDP Switch Configure parameters by USB GPRS setting Less GPRS traffic Modes Switch between "SMS" and "GPRS" Set up monitor center number Cut off the Oil anad Power System Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100

Free GPS Tracking System with fuel monitor for Car Vehicle Tracking Device GPS403B Model:GPS403A/GPS403B , Th , i , s tracker is based on the GSM / GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entirety. Multiple Tracking Ways: *Track by SMS with latitude and longitude *Real track by Cell phone with the maps link. *Tracking on with Mobile APP *Web based online tracking on PC at our server www.Gpstrackerxy.COM. Functions: GPS drift suppression Absolute street address by SMS Location based service (LBS) Voice Monitor Data logging Charges Inquiry Alarm Function Low battery alarm External Power off alarm GPS blind Spot alert SOS Geo-fence Multi-are , a management Movement alarm Over speed alarm ACC working alarm Alarms under Arm State 1 ACC alarm 2.Shock Sensor alarm Alarm without GSM network service Check the Vehicle State Sleep Mode Scheduled wake-up Set up Terminal (local) Time TCP / UDP Switch Configure parameters by USB GPRS setting Less GPRS traffic Modes Switch between "SMS" and "GPRS" Set up monitor center number Cut off the Oil anad Power System Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100

Free GPS Tracking System with fuel monitor for Car Vehicle Tracking Device GPS403B Model:GPS403A/GPS403B , Th , i , s tracker is based on the GSM / GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entirety. Multiple Tracking Ways: *Track by SMS with latitude and longitude *Real track by Cell phone with the maps link. *Tracking on with Mobile APP *Web based online tracking on PC at our server www.Gpstrackerxy.COM. Functions: GPS drift suppression Absolute street address by SMS Location based service (LBS) Voice Monitor Data logging Charges Inquiry Alarm Function Low battery alarm External Power off alarm GPS blind Spot alert SOS Geo-fence Multi-are , a management Movement alarm Over speed alarm ACC working alarm Alarms under Arm State 1 ACC alarm 2.Shock Sensor alarm Alarm without GSM network service Check the Vehicle State Sleep Mode Scheduled wake-up Set up Terminal (local) Time TCP / UDP Switch Configure parameters by USB GPRS setting Less GPRS traffic Modes Switch between "SMS" and "GPRS" Set up monitor center number Cut off the Oil anad Power System Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100