This is Not a Raspberry Pi Zero or Zero W , It is a Size Compatible with Raspberry Pi Zero But CPU is different from Raspberry Pi Zero which mean you can not run Raspberry Pi official Raspbian OS
However, The Radxa support their official Radxa debian OS
Overview
Radxa Zero SBC follows Raspberry Pi Zero W form factor, but thanks to an Amlogic S905Y2 quad-core Cortex-A53 processor clocked at up to 2.0 GHz offers much higher performance, which Radxa says corresponds to about 70% of Raspberry Pi 4 CPU performance.
The tiny Arm Linux board comes with up to 4GB RAM, 16GB eMMC flash, and either AP6212 or AP6256 wireless module. plus all interfaces from Raspberry Pi Zero W, but with a twist as the mini HDMI port is replaced by a micro HDMI port, and USB-C ports are used instead of micro USB ports.
Available Models:
512MB LPDDR4 RAM, WIFI4/BLE4, no eMMC
1GB LPDDR4 RAM, WIFI4/BLE4, no eMMC
2GB LPDDR4 RAM, WIFI5/BT5, 8GB eMMC
4GB LPDDR4 RAM, WIFI5/BT5, 16GB eMMC
4GB LPDDR4 RAM, WIFI5/BT5, 32GB eMMC
4GB LPDDR4 RAM, WIFI5/BT5, 64GB eMMC
4GB LPDDR4 RAM, WIFI5/BT5, 128GB eMMC
RADXA Zero Features
RADXA Zero product details
---Amlogic S905Y2 64bit quad core processor
---Quad Cortex- -A53, frequency 1.8Ghz, 12nm
CPU
---Mali G31 MP2 GPU, supports OpenGL ES 1.1 /2.0 /3.1 /3.2, Vulkan 1.1, Open CL 1.1 1.2, 2.0 Full Profile
Memory LPDDR4
---64bit dual channel LPDDR4@3200Mb/s, 1GB/ 2GB or 4GB
Wifi/BT Antenna
---Wifi/BT with external antenna support*
---* WIFI4/BLE4 and WIFI4/BLE5 available for different models!
Storage eMMC 5.1
---soldered high performance eMMC 5.1 with capacities of 8GB/ 16GB
Micro SD card
---USD slot supports up to 128G uSD card
Display_ Micro HDMI
---HDMI 2.1, 4K@60 HDR
Peripherie
---HD codec H265/VP9 decode 4Kx2K@60
USB 3.0 Iype-C HOST x1
---USB 3.0 HOST
---dedicated USB3.0 channel
USB2.0 Type-C OTG x1
---USB 2.0 OTG
Network (depending on the model)
---Wireless 802.11 abgn wifi 2,4GHz, Bluetooth 4.2
---Wireless 802.11 ac wifi 2,4/ 5GHz, Bluetooth 5.0