Hikvision Car Dashcam 2K 4MP
Model: AE-DC4018-D1PRO
Dashcam- Up to 2K high resolution, with horizontal 102.6°wide angle, diagonal 121.8°.
- Support built-in MIC and speaker for audio in and out.
- Built-in WIFI module and WIFI AP function supported.
- TF card for video recording, up to 256GB. (Overwriting supported)
- Built-in G-Sensor module, support video recording linkage at car crash or strong vibration. (Linkage video record can be configured be no-overwritten)
- Phone App: live view, record playback and parameter configuration.
PhotonBoson High-End DashCam PB32 4K+2K
Here are the technical specifications for the Photon Boson PB32: 
Processor and Sensor
- MCU (Main Control Unit): NKT96670
- Front Sensor: Sony IMX 335
Video Capabilities
- Recording Channels: 3 channels (front, cabin, and rear)
- Recording Resolution: Front 2K, In-Cabin 1080P, Rear 1080P
Hardware and Features
- Screen: 2.2-inch IPS
- Wireless Connectivity: Wi-Fi support
- GPS: Built-in GPS support
- Recording Mode: Dual recording (front and rear/cabin). The search result states "real 2K," which seems to be a misprint for the rear channel and is more likely referring to the front 2K recording.
 
	 
		