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Main Functions:
1. Suitable for GSM 900/1800 MHz or 850/1900 MHz, using SIM card
2. Can making calls via GSM or PSTN (optional) by hand.
3. Big LCD display which can show signal intensity, clock, battery consumption,
new message, startups of alarm and so on
4. Caller ID
5. Language available: English, Chinese
6. Support SMS, Call log, phonebook, call service and so on.
7. Support the functions of redialing and hands free.
8 . Built-in PIN code protection featured with locking device/card/network
9. The power supply adopts both battery supported and external adapter.

Technique Parameters:
Working Frequency: GSM900/DCS 1800/PCS 1900
Emission Power: (2W) 900MHz/ (1W) 1800MHz
Channel Interval: 200 KHz
Working Voltage: 5V
Environment Temperature: -20ò¾ ~55ò¾
Working Humidity: 45% ~95%
Atmospheric Pressure: 86~106Kpa.

Main Functions:
1. Suitable for GSM 900/1800 MHz, using SIM card
2. Can making calls via GSM or PSTN by hand.
3. Big LCD display which can show signal intensity, clock, battery consumption, new message, startups of alarm and so on
4. Caller ID
5. Language available: English, Chinese
6. Support SMS, Call log, phonebook, call service and so on.
7. Support the functions of redialing and hands free.
8. Built-in PIN code protection featured with locking device/card/network
9. The power supply adopts both battery supported and external adapter.

Technique Parameters:
Working Frequency: GSM900/DCS 1800/PCS 1900
Emission Power: (2W) 900MHz/ (1W) 1800MHz
Channel Interval: 200 KHz
Working Voltage: 5V
Environment Temperature: -20ò¾ ~55ò¾
Working Humidity: 45% ~95%
Atmospheric Pressure: 86~106Kpa.

Fixed wireless phone.

Product Readme
Digital RF modulation with frequency
(Automatically switch RF channels)
Dynamic select clean channel to
avoid interference from other 2.4GHz devices
Data privacy protect(support User ID recognition)
Voice detection function optional
Bidirectional transmission and
support data encrypt
2.5''Screen Display with 320*240 resolutions
IR Night Vision (Effective Range: 5 M)
Remote command delay less than 0.01 second
Built-in microphone for audio monitoring
Up to 100m (330ft.) Transmission range in open space

1. With microprogramming technology,digital auto remote control and performance of stabilization
2. (wireless telecommunication)
3. Independent system of controllization of doorbell including self-monitor/unlock/call
4. Auto-closure of power-supply, the power-supply auto turn into the calendar & clock window while the work is over.
5. One outside-fix doorbell can multi-connect the inside-fix doorbells ,on the contrary, the same .
6. The remote control distance is roughly 100-150m
7. Color display screen in TFT 3.2 inch
8. 2.4G launch frequency the power below 17DBM
9. pretty shape and fire-proof material outside
10 24h-auto-monitoring for your home
Tech-specification
1. Video monitor :300 thousand definition of CMOS color
2 .Display Screen: 3.2£¢color LCD
3. Power supply : 18 VDC
4. One outside-fix doorbell can multi-connect 3 or 8 inside-fix doorbells
5. power consumption: consumption of standby is less than 0.3W and the most is 15W
6. resolution ratio : 640*380(color)
7. Light of Night vision : Infrared ray
8. Surrounding temperature: -20¡æ~60¡æ
9. Weight : 15kg

Please emails us for more details.

Gift box packing , weight and dimension various in different model

1) Frequency Range:400-470MHz

2) Output Power:5W

3) Voice Prompt

4) CTCSS/DCS Function

5) Auto Battery-saving Function

6) Busy Channel Lock (BCL)

7) Time-out Timer (TOT) Function

8) Low Battery Warning

9) Monitor Function

Nut pt-600 two way radio:

Specification:

1 frequency range: 400-420 mhz 450-470mhz
2 rated voltage: 7.2v dc
3 channel number: 16 channels
4 antenna impedance : 50 ª+
5 dimension: 100*55*30mm
Transmitter:
1 output power: ín5w
2 modulation mode: fm(f3m)
3 maxmim frequency deviation:ínía2.5mhz
4 harmonics: 60db
5 standby current: ín500ma

Receiver:
1 sensitivity: 0.16uv(12db sinad)
2 squelch sensitivity: 0.2uv
3 intermofulation anti-interference:50db
4 audio output: í²300mw
5 receiving current: ín100ma
6 standby current: 20ma

Standrad accessories:
1 battery
2 charger
3 antenna
4 belt clip


Original color box,
Dimensions:28*18*6cm

Specification:

1.Frequency range: vhf:136-150mhz 150-174mhz
Uhf:400-420mhz 430-450mhz 450-470mhz
2.Channel: 99 channels
3.Working voltage: 7.2v dc
4.Frequency stability: ía5ppm
5.Antenna impedance: 50ª+
6.Dimension: 115*45*30mm
Transmitter:
1.Output power(h/l): 5w/1w
2.Current: ín1.6a/1a
3.Modulation sensitivity: 12ía3mv
4.Modulation deviation: ín5%
5.Maximun frequency deviation: ín5mhz
6.Ctss deviation: ín0.5mhzía50hz
7.Spurious emissions: ín7ª8w
8.Modulation mode: 16kª)f3e
9.Repand radiation: ín-35db
Receiver:
1.Sensitivity: ín0.18ª8v
2.Squelch sensitivity: ín0.18ª8v
3.Audio output: 500mw
4.Audio deviation: ín10%
5.Modulation band width: í²| ía5khz|
6.Spurious rejection: í²60db
7.Selectivity: í²65db
8.Intermodulation: í²60db
9.Rejection: í²85db
Function:
1.99 channels
2.Ctcss/dcs tone function
3.Power saving function
4.Vox function
5.Busy lock function
6.Time-out-timer function
7.Emergency alarm function
8.Scan function
9.Lock function
10.Low-battery warming function
11.Pc proguamming
12.Dual-channel waiting function
13.Ear/mic jack function
14.Monitor function
15.Adjustable squelch level
16.High gain antenna
17.Lcd backlight function
18.Clone:wired/wireless cloning

19.The distance of communication over 4 km


Standrad accessories:


1.Adapter

2.Charger

3.Antenna

4.Ni-mh battery(1100mah)

5.Speaker(option)

6.Auto-charger(option)

7.Ear microphone(option)




Standrad Original Color Box
Dimension:28*18*6CM

At-828 two way radio:
Specification:
frequency range: vhf:136-174mhz uhf:400-470mhz
channel: 100 channels
channel space: broadband25khz, narrowband12.5khz
channel step: 5, 6.25, 10, 12.5, 25khz
working power: 7.2v dc ía 20%
temperature range: - 20ípc ~ + 60ípc
frequency stability: ía 50ppm
product size: 90*55*32mm(antenna exclusive)
communication distance:5km(no shadow)
battery: 1200mah lithium batteries
Transmitter:

output power: 5w(high)/2w(middle)/1w(low)
modulation: broadband16kª¦f3e, narrowband 11kª¦f3e
max frequency deviation:broadband<5k, narrowband <2.5k
stray radiation: <7uw
modulation distortion: <5%
current: <1.4a(5w)
modulation sensitivity: 12mv

Receiver:

sensitivity: -122dbm(12db sinad)
modulation receive frequency range:5k
audio power: <5w
audio distortion: <10%
intermodulation distortion:broadband í²60db, narrowband í²55db
selective: broadband í²65db, narrowband í²60db
obstruction: í²65db

Function:

reset function

lock function

computer programming

dup-stby function

busy lock function

ctcss/dsc function

ps function

vox function

tot function

alarm function

Standard accessories:

charger
battery
antenna
belt clip
adaptor

Standard Color Box

Our company has gained immense accolades in the field of offering Wireless Video Door Phone to the clients. This product is available in various models and specifications to cater to diverse demands of the clients. This product is tested on different parameters for flawless performance and efficiency. This product is appreciated by large number of clients due to high quality and strength.




Features:

Latest technology
Sturdy built
Top quality

Key features
  5 inches high resolution colorful lcd display, image can be turned according to position
  average splice time: 10 seconds
  average tube-heat time: 30 seconds
  lithium battery: rechargable and up to 200 times of continuous splice and heat after fully charged
  x or y axis separately views with 360 times magnification, or simultaneously 220 times
  cutting-edge technology for image processing
  new developed technology providing strong wind and dust resistance
  splicing mode: auto & manual & full-auto
  usb port
  storing 6, 000 groups of latest splice results
  new technology of fiber core alignment, enhanced accuracy
  new 3-in-1 cutting fixture for drop cable, pigtail & bare fiber (patented technology)
  new multipurpose 1+n fixture (patented technology)
* 1+n: one 3-in-1 fixture ( for drop cable, fiber optic pigtail, bare fiber) & optional fixtures ( for sc/lc/fc connector).