Reolink D340B Battery Doorbell features a 4MP high-resolution camera and a wide 150x150x180-degree view for a comprehensive view. With smart people, vehicle and package detection, you can always stay informed about what's happening around your home. Connect with visitors instantly with the two-way audio function, ideal as an extension of your current Reolink surveillance system. .

• 2K/4MP (2048x2048) resolution, with a unique 1:1 aspect ratio and a viewing width of 150x150x180 degrees, you have an excellent view of your front door from head to toe
• 5/2.4 GHz Dual-Band WiFi connection.
• Visitor notification. Receive an immediate push notification when a visitor rings the bell. You can see the visitor without opening the door
• Smart detection and real-time alerts. When detecting people, vehicles or packages, you will receive an immediate notification.
• HDR technology. This technology dynamically adjusts exposure to improve image quality. You are assured of clear and detailed images, even in difficult lighting conditions
• Two-way audio. Talk and listen to visitors. Use pre-recorded quick replies for added convenience
• Multiple Chime Options. Whether you choose a Reolink Chime, a traditional mechanical bell, Google Assistant or the Reolink Hub, you are sure to find a doorbell that complements your home
• Power can be supplied via the rechargeable battery or via the existing fixed wiring
• IP65 certified, weatherproof design
• Reliable local storage, at no extra cost
• Free Reolink App or Client
• Smart Home compatible

Specifications:

• Model: Reolink D340B
• Video & Audio
  • Sensor: 1/3.11" CMOS Sensor
  • Resolution: 2048x2048 (4 Megapixel) @15 frames/sec
  • Lens: f=1.2mm; F=1.8, fixed
  • Viewing Angle: Horizontal: 150°, Vertical: 150° Diagonal: 180°
  • Audio: Two-way audio, noise reduction, echo cancellation
  • Video compression: H.264/H.265
• Current
  • Battery: 7000mAh rechargeable battery (Life varies with settings, usage and temperature)
  • Wired: 8-24V AC, 24V DC
• Interface
  • Power port: USB-C port
  • SD card slot: Supports max 256GB micro SD card
  • Reset, On/Off Button: Yes
  • Audio in/out: Built-in microphones (2) and speaker
• WiFi
  • Wireless standard: IEEE 802.11 a/b/g/n
  • Frequency: 2.4GHz/5GHz
  • Wireless security: WPA/WPA2
• Software
  • Network protocol: SSL, TCP/IP, UDP, UPNP, STMP, NTP, P2P
  • OS support: PC: Windows, Mac OS; Smart Phone: iOS, Android
• Other features
  • Smart Alarm: Motion/Person/Vehicle/Package Detection, Visitor Notification
  • Smarthome compatibility: Google Assistant, Alexa
  • Recording mode: Motion activated recording
  • Cloud Storage: Supports Reolink Cloud
  • Rich notifications: Yes (Reolink Cloud subscription required)
  • Quick response/answers: Yes
• Working environment
  • Operating temperature: -10° ~ 55° C
  • Operating humidity: 10%~90%
  • Weatherproof: IP65 certified
• Mechanical
  • Dimensions: 160 x 48 x 29.5 mm
  • Weight: 231gr