1. Product overview:
ST-403 can check small cargo, mail, and perform body scans in confined spaces. ST-403 can detect and accurately locate electronic devices in the power-on or off state. It is a professional and efficient security inspection device.

 
2. Features:
High detection sensitivity, low power consumption, maximum radiation peak output power does not exceed 2W;

The receiver gain range is 40dB (five levels, each level increases by 8 decibels);

With adjustable tilt antenna module;

Low false alarm rate: the original signal algorithm reduces false alarms and effectively improves selectivity and response speed;

Strong anti-interference ability, which can effectively eliminate the interference of steel materials and corrosive materials;

With manual and automatic search modes;

Audio mode demodulation signal;

Software update via USB port;

Working time: The equipment uses 2 batteries and has a battery life of up to 4 hours. The standard configuration provides 4 batteries for replacement, which increases the normal working time to 8 hours; the charging time does not exceed 3 hours.

Equipped with shockproof packing box.

3. Technical specifications:
Frequency range: 2∽3GHz

Maximum radiation peak power: less than 2W

Antenna: semicircular

Operation mode: "search"; "audio"; "adjustment" three

Sensitivity adjustment range: 40 decibels in manual mode (5 steps, 8 decibels/step)

Display: (1) Vision: 3 rows of led lights, 16 lights in each row (2) Hearing: insert earphones; speakers

Built-in power supply: 3.7V rechargeable lithium battery (18650 model)

Charging time: no more than 3 hours

Operating time under full charge: 3-4 hours (depending on the operating mode)

Working temperature: +5℃∽+40℃

Working humidity: ≤85% (below 25 degrees)

Host weight: 0.85 kg (including battery)

Appearance size: 340×130×160mm

Whole equipment weight: 3.7 kg