- The new GSM box is build-in dual band GSM module which can works in GSM900MHz and GSM1800MHz mobile phone networks.
- After insert GSM sim card and turn on power, it automatically pick-up Telephone or mobile phone calls, and transfer audio signals to earpiece.
- The powerful inductive coil can drive earpieces within 40cm.
- The 35dB top sensitive microphone ensures partner can hear your Whisper voices. MUTE button helps to get rid of earpiece detectors.
- Item Type: Spy GSM Box Earpiece
- Mobile Network & Frequency GSM: 900 MHz, GSM: 1800MHz
- Audio Power: 4 Watt
- Transmission Distance: 50 CM
- Battery Type: 3.7V 900Mah
- Full Recharge: 4 Hours
- Battery Life: 3~4 Hours (Depends on Volume)
- Color: Skin or White
- Product Dimension: 5.3 x 4.00 x 1.7 cm
- Product Weight: 0.85 kg
- Package Dimension: 19.2 x 11.1 x 3.00 cm
- Package Weight: 0.88 kg
- 1 x Spy Earpiece
- 1 x USB Cable
- 1 x Power Adapter
- 1 x Battery
- 1 x Spy GSM Box