You can hear this Tiny Sim Card detector from anywhere, and just dial in phone number to this Sim Card
Built-in Rechargeable Battery
Easy to install, and No need to set anything
Work with bands (800MHz, 900MHz, 1800MHz)
Estimated Size: 1.5 x 3 x 4 cm
How it use?
Charging up the device, Red and Green LED lights ON
When the device is fully charged up, only Red LED lights ON
Plug-in your Sim Card to a device, the device LED will be flashing once to search the mobile network
When the device is ready, the LED will be turned OFF
Place in a proper location
Use a phone to dial in this Sim Card device
Start to listen
If it is not woked properly, try to plug-in the Sim Card again
If the detector continues to use 10 hours, we recommend to charge up the battery.
1 pc Slim Sim Card Detector
1 set USB charger
Not suitable for 3G, CDMA and TDMA networks!