Features ♥1080p Clear Image: High-Quality Optical Lens to Improve Image Quality. 1080p, The Image Is Delicate And Clear, And Important Details Can Be Preserved. Support 128gb Large Memory to Retain Images. ♥For Night And Day: With Intelligent Light Compensation, Day And Night Images Can Be Displayed in Color. There Are Also Black And White Night Vision And Smart Night Vision Modes to Choose From. ♥Two-Way Audio: Built-In 10-Meter Pickup Microphone And Ultra-Long-Distance Speaker Not Only Have Clear Sound And Long Transmission Distance, But Also Can Accurately Receive Sound During Outdoor Two-Way Voice Calls, Making Calls Clear And Truthful ♥Free Installation: Micro Usb Interface, Ceiling, Wall And Other Installation Methods, Very Convenient for Enterprises, Families, Farm Warehouses, Construction Land And Other Environments. ♥Stable Signal: The Precisely Tuned High-Gain Wf Antenna Can Stably Receive Long-Distance Signal Transmission And Easily Cope with Complex Environments. Specification: Item Type: Wireless Camera Material: ABS CPU: XR872AT Cores: Single Core Memory: 416KB SRAM and 4M PSRAM. Flash: 4MB Memory Card: Supports up to 128GB. Operating System: For Free RTOS Simultaneous User Access: 4 Users Input: Built In Microphone Main Frequency: 384MHz Power consumption: 300mAh with infrared. 150mAh without infrared. Infrared Irradiation Distance: Approx. 3 ~ 5m / 9.84 ~ 16.4ft Operating Temperature and Humidity: - 10 ℃~50 ℃, the humidity less than 95%, no condensation. Sensor Chip: GC0308 Focal Length: Approx. 2m / 6.56ft Angle: 90 Display Resolution: 200W 1920 x 1080P. Day and Night Switching Mode: Day and night switching. Digital Noise Reduction: 2D digital noise reduction. Video Compression Standard: MJPEG Audio Compression Standard: G711U Audio Transmission: Two Way Audio Power Interface: Micro USB interface Wireless Standard: IEEE802.11b/g/n Frequency Range: 2.4 GHz~2.4835 GHz Channel Bandwidth: Supports 20MHz Security: 64/128-bit WEP, WPA/WPA2, WPA-PSK/WPA2-PSK Hotspot Connection Distance: Approx. 15 ~ 20m / 49.21 ~ 65.62ft, maximum.  Package List: 1 x Wireless Camera 1 x Installation Base 1 x Sticker 1 x USB Cable 1 x User Manual Package List 1 x Wireless Camera 1 x Installation Base 1 x Sticker 1 x USB Cable 1 x User Manual