Aluminum alloy multifunctional expansion dock

GC-B04 Thunderbolt Docking Station 3 4 USB Hubs USB Adapter

Thunderbolt Docking Station
 Specification          
1. Product ID 
2. Port
A. Thunderbolt 4 Uplink（UFP)  40Gbps  x 1 
B. Thunderbolt 4Downlink（DFP)  40Gbps  x 2 
C. DP 1.4 port                x 2
D. HDMI  2.0 port              x 1
E. USB3.1 Gen 2 10Gbps  A port     x 3 

F. 10/100/1000M Ethernet port   x1 
G. Headset/MIC Combo Jack      x1 
H.  SDCard / TF Card  3.1 Gen1  x1                 
I. 20V/6A DC IN                 x1
3. Features 
Thunderbolt™ 4 docking station only needs one Thunderbolt™ 3 cable to charge MacBook Pro at full speed and drive five 4K (DP+DP+HDMI 4K60Hz+4K30Hz+1080P60Hz or 3*4K30Hz or 1 DP*8K30Hz; TB4+TB4 2*TB4 4K/60Hz or 1 TB4 8K/30Hz) external display, and bring high-speed data transmission up to 40 Gbps per port, give full play to the flexible characteristics of USB-C Thunderbolt™ 4 that can output power/display/data at the same time，The Upstream Port is TBT4/USB4.0, a maximum of 8K/30Hz can be output through a single downstream Type-C port, and a maximum of 4K/60Hz can be output through two downstream Type-C ports at the same time.  Docking Station
A. Uplink port (UFP) supports Thunderbolt 4 Connect to a Mac that supports Thunderbolt 3 or Thunderbolt 4, 85w (for UFP)/8K/30Hz/40Gbps.
B. 2 Downstream Ports (DFP) support high-speed data transmission of 40 Gbps per port, a maximum of 8K/30Hz can be output through a single downstream Type-C port, and a maximum of 4K/60Hz can be output through two downstream Type-C ports at the same time，can connect up to 6 other Thunderbolt 4 devices in a daisy chain to connect with laptops and expand the number of arrays, and can also connect to other iPhones, iPads Or USB Type C HUB devices and provide 15W power supply, and can also connect external graphics cards and matrix hard drives.

C. 2 DP ports support single 5K/60Hz or dual 4K/60Hz +4K/30Hz display output.
D. HDMI port supports single 4K/60Hz display output.
E. USB3.1 Gen 2 A port supports 10Gbps and 5V/1.5A.
F. Support 10/100/1000 BASE-TX Auto MDI/MDI-X, transmission rate: 1000Mbps.
G. 3.5mm stereo audio output and MIC input interface, American standard (CTIA).
H. For external SD memory card. USB3.1 card reader, supports SD3.1 Gen1 specification, can read 2 cards at the same time.
I. Used to power the product and charge the host computer, the input power is 120W.
Support built-in M.2 NVME (M KEY) maximum 2T SSD hard drive, 10Gbps/S.                                                                         
4. Operating System Support
A.  Compatible with Thunderbolt™ 4, USB4, USB3/DP PCs and Thunderbolt™3 Macs。
B.  The Upstream Port support TBT4/USB4.0/TBT3, Compatibly the WIN10, macOS 11(Big Sur) and Latest OS。
5. Power & Accessories  
A.  Power Supply: External universal Power (120W/ 20V@6A) x1. 
B.  0.7Mthunderbolt 3 cablex1. 
C.  User manual x1. 
D.  White box x1.