Microcamera nasture de distanta mare cu USB portabil vs

Microcamera nasture de distanta mare cu USB portabil
Minicamera in nasture cu transmitere la distanta de 500m direct pe USB DVR.

Avantajul de a avea imaginea direct pe laptop: Este portabil,are ecran mare si se poate captura imagini la fata locului apoi se pot citi ulterior in alta parte.
 

 
*Transmission range is up to 300~500m (L.O.S.);
*  Convenient & safe body-worn hidden gadgets, nobody will aware mini camera  in the button!
* All are portable with built-in li-battery;
* Wireless transmission provides real time video Portabil USB DVR to view result as you record,never miss a chance!
*Adjustable focus up to users' choice; 
*Video Format: Mpeg-4,AVI (800 or 320 @ 30fps) MP4,3GP
*420TV line for clear image;
*Night vision available
**Encrypted frequency available to avoid interference from Wifi equipment, WLAN network, bluetooth equipments;and other general 2.4GHz equipments can't receive your signal,protect privacy well.

Parametrii Minicamera nasture wireless:

Specification:      Modulation Mode  FM  Unobstructed Effective Range  300~500m(Without Block)  Operating Temperature  0℃~ +50℃ / +14℉~ +122℉  Storage Temperature  -20℃ ~ +60℃ / -4℉ ~ +140℉  Operating Humidity  85%RH  CAMERA Transmission Frequency 1) General ISM 2,400MHz~ 2,483MHz CH1 CH2 CH3 2) Encrypted: 2370Mhz (CH1); 2510MHz (CH4) Audio subcarrier frequency 6.0Mhz;6.5Mhz Antenna Built-in 2.4G antenna Transmitting Range 300 feet in line of sight  Imaging Sensor Type  CMOS CMOS Total Pixels 628×582(PAL)/ 510×492(NTSC) Horizontal resolution 420TV line Frame rate 30FPS Built-in mic. 55dB high sensitivity View Angle 62° Camera lens focus Beyond：3m vicinity:10cm Minimum Illumination  0..05 Lux / F1.5 Transmission Power  10mW Battery Performance  Li-ion Battery 220 MAH Working Time  2 hours Charge time 40 minuts Operating voltage DC 5V Operating current 110MA Dimensions( L X W X H) 57mm X20mm X 11.5mm  Weight   17g   REPEATER Frequency  1)General: Receiver CH1(2414MHz)Transmitter CH4(2468MHz)  2)Encrypted: Receiver CH1(2370MHz)Transmitter CH4(2510MHz Antenna Type    Directional/Omni Operating Humidity    85%RH Receiving Sensitivity    ≤-85dBm Transmission Power    200mW Video System  PAL/NTSC Audio System    6.0MHz Antenna Port     50ohm SMA Consumption Current    300mA (Max.) Built-in Li-battery     120mAh Li-battery working time     4 hours Power Supply     DC5V 500mA Dimensions (LXWXH)    12 X 6.7 X1.7 CM

USB DVR Parameter list:                            Item                                    Value Frequency  1) Receiver CH1(2414MHz)Transmitter CH4(2468MHz)  2) Receiver CH1(2370MHz)Transmitter CH4(2510MHz) Modulation Type    FM Antenna Type     Directional/Omni Operating Temperature     -10℃~ +50℃ / +14℉~ +122℉ Storage Temperature    -20℃ ~ +60℃ / -4℉ ~ +140℉ Operating Humidity     85%RH Receiving Sensitivity     ≤-85dBm Transmission Power     200mW Video System  PAL/NTSC Audio System     6.0MHz Antenna Port     50ohm SMA Consumption Current     300mA(Max.) Built-in Li-battery     120mAh Li-battery working time     4 hours