4G Portable Magnetic GNSS Tracker with 2500mah Long Standby & Remotely Voice Monitoring

The ML300G is a 4G portable GNSS tracker. Its built‑in magnet allows quick attachment on ferrous objects. Compact size supports concealed layout for diverse field scenarios. Remote voice monitor helps grasp onsite real‑time status. IP65 housing and 2500mAh battery support long‑term unattended asset surveillance.

Product Features

Mini Size

Compact small form, enabling discreet hidden installation.
Remote Voice Monitoring

Remotely listen to onsite sounds, confirm safety around tracked assets.
IP65 Waterproof

Resist splashing water and dust, stable for outdoor use.
Strong Magnetic

Powerful magnet for easy attachment and removal without drilling.
Trajectory Playback

Replay 180 days route to trace asset paths and secure your assets.
Geo-fence

Get alerts for unauthorized zone crossings, restrict vehicle activity range.
Real-time Tracking

Monitor your asset location live, keep full control all the time.
Movement Alarm

Get alerted the moment your vehicle moves, perfect for parking security.
Vibration Alarm

Trigger alerts on abnormal vibration, prevent vehicle tampering.
Low Battery Alarm

Alert you to recharge in time and avoid tracking interruption.
GNSS+LBS Positioning

Precise satellite positioning, LBS backup when satellite signals drop.
Overspeed Alarm

Trigger alerts when speed exceeds limit, manage reckless driving risks.

Product Specifications
Key Features
Download (Manual /Catalog)

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Device Param

Model	ML300G
Demension	78mm(L)53mm(W)14mm(H)
Weight	132g
Working Voltage	DC 3.4V - 4.5V
Waterproof Level	IP65
Working Temperature	-20℃ - 75C℃
Working Humidity	10%-85%RH
Built-in Memory	3000pcs GPS data can be stored at network blind area

GNSS

Hot/warm/cold Start	<2s，<32s @ Open Sky
GNSS Antenna	Built-in Ceramics GNSS Antenna
Positioning Type	GPS+GLONASS+BDS+LBS+AGPS
Dimension of Antenna	18mm18mm2mm
Satellite Channels	32
Tracking Sensitivity	-162dBm
Accurancy	GNSS Accuracy: <5M @ Open Sky
Accurancy	LBS Accuracy: 100-2000m (Depend on density of base stations)
GPS Frequency	L1: 1575.42±1.023MHz
BDS Frequency	B1: 1561.098±2.046MHz

Cellular

Technology	2G GSM+4G LTE CAT1
Working Frequency	ML300G-SA Module: SIMCOM A7670SA GSM: 850/900/1800/1900MHz LTE-FDD: B1/B2/B3/B4/B5/B7/B8/B28/B66
Working Frequency	ML300G-EU Module: SIMCOM A7670E GSM: 900/1800MHz LTE-FDD: B1/B3/B5/B7/B8/B20
Cellular Antenna	Built-in FPC Antenna

Power

Battery	3.7V 2500mAh Li-Polymer Battery
Charging Time	About 4 hours
Work Current	4V/Average 55mA
Sleep Current	4V/Average 6mA
Standby Time	Tracking Mode: Around 4-6 Days
	Power Saving Mode: Around 7-10 Days
	Hibernate Mode: Around 15-20 Days