+86 139 2376 0582, +86 755 8122 0680
Listening Spy Bugs via GSM networks | ||
Model Z1 | Model Z2 | Model TC-300 |
| General | ||
The three models are silent audio surveillance devices, crafted
with advanced SIM audio surveillance technology. Embedded with a
microphone system, the devices operate with any SIM card compatible
with the GSM900/1800 or GSM850/1900 networks. They require no
wires, no additional equipment except the SIM card to be operated.
Just insert a valid SIM card into the indicated SIM card tray and
dial the SIM card number to listen to the sound of their
surroundings. The devices support auto call back functions as well.
It could be set to call back when it detects voice around or call
back by configurable periodic interval. | ||
| Key Features | ||
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