Waveshare Dual Gigabit Ethernet 5G / 4G Base Board for Raspberry Pi CM4

Specifications
1. CM4 socket: Suitable for all variants of Compute Module 4
2. Network:
- Ethernet: Dual Gigabit Ethernet RJ45
- M.2 B KEY, for connecting 5G / 4G module
- Nano-SIM card slot, supports standard Nano-SIM card for 5G/4G/3G/2G communication
3. USB 3.2 Gen1 x 2
4. PIN header: Raspberry Pi 40PIN GPIO headerx 1
5. Display: MIPI DSI port (15pin 1.0mm FPC connector)
6. Camera: MIPI CSI-2 port x 2 (15pin 1.0mm FPC connector)
7. Video: HDMI x 2, supports 4K 30fps output
8. RTC: Real-time clock with battery socket and ability to wake Compute Module 4
9. Storage: MicroSD card socket for Compute Module 4 Lite (without eMMC) variants
10. Fan header: 5V/12V (12V by default), allows speed adjustment and measurement
11. Power input: 5V/2.5A
12. Size: 99.6 x 87.0mm