RF-V28 Mini GPS Tracker APP WIFI Two Way Call Realtime LBS Locator SOS Alarm GSM Voice Monitor (Color: Blue)

Features : Real-time tracking. Locating ways: GPS+LBS+AGPS +WIFI. WIFI Fence. Historical route playback. Geo-fence. SOS alarm & push-button calling. Talking clock. Fall alarm. Vibrate on Ring for incoming call remind. Two way audio communication. Mute automatic answering calls for voice monitor. Low battery & SIM card change reminders. Specification : 2G GSM: 850/900/1800/1900MHz GPRS Standard: Class 12, TCP/IP GPS locating time: 60sec with cold boot (open sky) 29sec with warm boot (open sky) 5sec with hot boot (open sky) GPS positioning accuracy: 10-15m (open sky) WiFi positioning accuracy: 15-100m (wifi area) LBS positioning accuracy: 100-1000m Working temperature: -18℃ to +45℃ Working humidity: 5% ~ 95% RH Device host size: 40.5*43.3*13.8mm Device host net weight: 25g Battery capacity: 400mA Package includeds :1 x RF-V28 Lost Tracker (Black/Bule/Pink for Optional~)1 x USB Cable1 x Sling1 x User Manual1 x Original Box