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| Feature |
J4210U |
J4212U |
J4220UX |
J4224UEX |
| Power |
0 – 26 dBm, 320mA, DC+5V |
0 – 26 dBm, 320mA, DC+5V |
0 – 26 dBm, 320mA, DC+5V |
0 – 26 dBm, 320mA, DC+5V |
| Range |
Up to 18 inches (45 cm) |
Up to 48 inches (120 cm) |
Up to 14 feet (4.5m) |
Up to 42 feet (12.8m) |
| GPIO |
No |
Yes (Includes 1 GPIO cable) |
Yes (Includes 1 GPIO cable) |
Yes (Includes 1 GPIO cable) |
| External UART port |
No |
Yes (Includes 1 UART cable) |
Yes (Includes 1 UART cable) |
Yes (Supports 2 sets of UART) |
| Driver Availability |
Yes (Driver links provided) |
Yes (Driver links provided) |
Yes (Driver links provided) |
Yes (Driver links provided) |
| Connectivity |
USB 2.0 / 3.0 (Serial Emulation) |
USB 2.0 / 3.0 (Serial Emulation) |
USB 2.0 / 3.0 (Serial Emulation) |
USB 2.0 / 3.0 (Serial Emulation) |
| OS Support |
Windows, Mac (Aarch64), Linux, BeagleBone, Raspberry Pi, Orange Pi, Banana Pi |
Windows, Mac (Aarch64), Linux, BeagleBone, Raspberry Pi, Orange Pi, Banana Pi, Arduino |
Windows, Mac (Aarch64), Linux, BeagleBone, Raspberry Pi, Orange Pi, Banana Pi, Arduino |
Windows, Mac (Aarch64), Linux, BeagleBone, Raspberry Pi, Orange Pi, Banana Pi, Arduino |
| Read Rate |
50 tags/sec |
50 tags/sec |
50 tags/sec |
50 tags/sec |
| Collision Avoidance |
Q algorithm, Q range 0-15, up to 4 sessions |
Q algorithm, Q range 0-15, up to 4 sessions |
Q algorithm, Q range 0-15, up to 4 sessions |
Q algorithm, Q range 0-15, up to 4 sessions |
| Dimension |
105 x 60 x 19mm (4 1/8″ x 2 3/8″ x 3/4″) |
88 x 104 x 18mm(3.4″ x 4″ x 0.70″ ) |
147 x 168 x 25.4mm(5.78″ x 6.61″ x 1″ ) |
408 x 408 mm (16″ x 16″) |
| Frequency Band |
US (902-928MHz), EU (865-868MHz) |
US/CN (902-928MHz) |
US/CN (902-928MHz) |
US/CN (902-928MHz) |
