1. Key features: 4G solar power wireless PTZ IP camera with max 128GB TF SD card HI3518E (1.3 megapixels) main chipset Supports 960p (1280*960) real-time output 2.8mm-12mm professional HD megapixels power zoom lens Built-in 5 db Wi-Fi module, partition can carry 30 meters H.264 compression, support double stream (1.3 megapixels) Support mobile phone remote view, compatible with many smartphone operating platform Supports ONVIF protocol Supports P2P Plug and Play Supports IE, Google, Firefox browser Supports motion detection alarm(can set multiple regions and sensitivity) and sensor alarm Supports 10/100m network adaptive Built-in microSD card slot, max 128G, timer capture 2. Technology parameters: Size: 4 inches Processor: HI3518E (1.3 megapixels) Image sensor: 1/3�, 1.3megapixel progressive CMOS sensor IR-cut: supported Lens: 2.8-12mm Optical ratio: 4X, automatic focusing Minimum illumination: 0.5Lux at F1.6 (color), 0.09Lux at 1.6 (BW) 0Lux (IR on) Video compression algorithms: H.264 main profile and Baseline profile adjustable video resolution: 960p (1280x960) Storage: built-in 32G card, max 128G microSD card Lens angle: 81.1-26.2° Rotation speed: level 0.1-40°/SEC, vertical 0.1, 40°/SEC Preset speed point: level 40°/SEC, vertical 40°/SEC Rotation angle: level 0 -355°, vertical 0-90 ° Preset point: 128 LEDs: Ф 14=6 pieces infrared lamp array IR distance: 40-50m Access protocol: supports ONVIF, support purview check (default close purview check) Control port: one RS485 Audio input: built-in Microphone, 1-ch Audio Input, support connect external MIC/pickup (optional) Audio output: built-in speaker, 1-ch Audio output, support connect external microphone or amplifier: (optional) Network port: 10Base-T/100 Base-TX Ethernet interface Network type: FDD-LTE, TDD-LTE, WCDMA/HSPA+, TD-SCDMA, GSM/GPRS/edge 4G Working frequency band: LTE B1/B3/B8/B38/B39/B40/B41 WCDMA 2100/900MHz TD-SCDMA B34/B39 GSM/GPRS/EDGE: 900/1800MHz Wi-Fi: Wi-Fi 802.11b/g/n wireless network (optional) Web yes Working temperature: -20 to +55C Working humidity: 10-95%RH Power supply: 12V DC/2A Protection range: IP66 Installation: wall and lifting/standard wall