4-Band GPS Cellphone Jammer, GPS Jammer Blocker, Mobile PHone Disabler
Exclusive 4-band GPS Cell Phone Signal Jammer is a ultimate feature-rich anti-tracking device. Allows you to disable all GSM GPRS UMTS networks and GPS devices. The universal design ensure to block worldwide GPS signals and all mobile phone networks which the trackers are working on. The featured GPS Cell Phone Signal Jammer could works continuously for long time protection.

Features of GMT09 GPS Cell Phone Jammer
- Exclusive 4-band jammer, silver and black color available
- Blocks all of mobile phone signals and GPS L1
- Portable size easy hidden
- Individual GPS jammer on/off switch
- Antennas are removeable
- Easy installation and operation
- WIth free AC & car power adaptor
- Works directly on power adaptors
- 12 months quality warranty
Specifications of GMT09 GPS Cell Phone Jammer
| Frequency (European) | GPS L1, GSM900, GSM1800, 3G |
| Frequency (American) | GPS L1, GSM850, GSM1900, 3G |
| Output Power | 70 dbm |
| Typical Coverage | GSM & 3G: 0.5-10 meters (depends on signals) GPS L1: 10-20 meters |
| Power Source | Battery and power adaptors |
| Working Current | 900-1000mA |
| Battery | Lithium-ion battery 3.7V 2600mAh Battery life 2.5-3 hours, recharge needs 2.5hours |
| Power Adaptor | AC adaptor 110-250V 5VDC 2000mA Car adaptor 12-24V 5VDC 2000mA |
| Antenna Interface | 4xOmni SMA 3dB antennas |
| Dimensions (LxWxD) | 113/163 x 59 x 24 mm |
| Weight | Jammer 195gm, package 0.5kg |
| Operationg Temp | 0-50 degree |
| Humidity | 5% - 80% |
Installation and Operation
The installation and operation are quite easy. Screw on antennas by order and turning on power is okay. The GPS and mobile phone connections will be cut off within 10 seconds.
A GMT09 could works on build-in battery, ac power and car power directly.
Caution: 1> GPS Jammers can not block original navigation system in expensive cars, such as Mercedes & BMW. Because the expensive car has unblockable gyroscope or speedpluse systems. 2> The jammers shall be used legally. The user will be full responsible for any illegal usage or any infringement or right cases.











