Dear Sir,

We would like to introduce new product-cellular phone jammer for security, anti-terro, with high quality and competitive price to the worldwide.

1. cellular phone jammer
2. Handheld ( portable) cellular jammer
3. Big power cellular phone jammer(total 20 watt)

Specifications
- Operating Temperature : - 15 degree ~ +60 degree
- Adjustment for each antenna : Possible to adjust output (cover range)
( From Min. 0 Watt to 3 Watt per each antenna )
- Antenna : External type
- Included cooling system with 1 Fan.

** Model Y400 ** ( RF total power : 12 watt )!!!(each antenna 3watt) --- 4 antenna type !!!
( Block band
: all band : Nextel/800/900/1800/1900/3G (UMTS, CDMA2000)-worldwide
or Nextel/800/900/1800/1900
or Nextel/800/900/1800/1900/3G (UMTS, CDMA2000)/ 2.4G(WIFI) or GPS


(model:Y400B) with Bar antenna : Block range : within 30 ~ 50m radius
(Model:Y400P) with Patch antenna( for outdoor) : Block range : angle 120, directional block area : 60-80m or more

Our jammer can block all kinds of mobile phone
Block System
:Nextel/AMPS/CDMA/NMTP/TDMA800/GSM900/GSM1800
GSM1900 /PCS1900/DCS / 3G (UMTS, CDMA2000)

No more suffering!
Cellular phone users are increacing geometrically in these days, therefore you are no more to live in under the nice and quite circomstance.
However, Knowing this by now, you are compeletly free from annoying phone rings.

Our jammer can help eliminate security flaws within institutions such as Church, Mosque, military bases, banks, prisons, government facilities, hospital, a court, a theater , Gas Station, library , concert hall ,embassies, public place. and for security, anti-terro.

We are looking for reliable importer to the worldwide.
Looking forward to hear from you soon.
Best Regards,

youngmo ahn / president / ym corp / korea
www.ymcorp.co.kr