GSM Box Loop spy earpiece - 4.5w output with voice adjustable compatible for acoustics & magnet earpiece (Orange)

Description

Colour Name:Orange Features: With 4.5 watt Audio power output,support long distance up to 50CM, with voice adjust button for big voice Two way covert communication via mobile phone networks for GSM Support 900/1800 Mhz( India need IMEI number before send aboard,Software available for clients make IMEI into the GSM freely) Optimized inductive coil creates strong power for earpiece Can support Works with Micro Nano earpeice Built-in top sensitive 38dB dual microphone to pick up whisper voice Built-in inductor, transfer range up to 50CM with clear voice Built in 850mah Battery can work for 3 - 5 hours according to the volume Support Nano SIM card,only support GSM 2G networks Specifications: GSM Bands: 900/1800MHz Max transfer power: GSM900 Class4 2w,DSC1800 Class1 1W Sensitive: -102dBm Battery: 850mAh Working time: 3-4 hours Volume: 3 level adjustable Working temperature: -25 degree - + 70 degree Voltage: 3.4-4.5V Current: 200MA Standby current: 1MA Size: 85 x 50 x 6mm(L x W x H) Like an Credit Card Weight: 30 grams Package List: 1 * GSM Loop Box 1 * Earpiece 2 * Battery 337