USR IOT USR-DR154-E in Hong Kong, China
The USR IOT USR-DR154-E rates good on all 4 networks in Hong Kong, China (csl, SmarTone, 3 (Three) and China Mobile Hong Kong).
Network by network
| Network | Verdict | Bands in use it supports | Core bands missing |
|---|---|---|---|
| csl | ✔ Good 100% | B3 B7 | — |
| SmarTone | ✔ Good 100% | B1 B3 B7 B8 | — |
| 3 (Three) | ✔ Good 100% | B3 | — |
| China Mobile Hong Kong | ✔ Good 100% | B3 | — |
Better-rated models here
In Hong Kong, China it is already among the best-rated models.
About the USR IOT USR-DR154-E
DTU · Cat 1 · Lipstick-size RS485 DTU · international version · USR IOT12
- 4G B1 B3 B5 B7 B8 B20 B28
LTE Cat 1, tiny and DIN-rail mountable; the Chinese USR-DR154 has only B1, B3, B5 and B8, so pick the -E version for deployments abroad.
Network access: long-term roaming
Many globally deployed IoT devices use multi-network roaming SIMs that can attach to several networks in a country, but some countries restrict long-term roaming by foreign SIMs. A local SIM roaming domestically is not affected.
No clear rule found: No information yet.
All networks and bands in Hong Kong, China → · The USR IOT USR-DR154-E in 46 countries →
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Sources
- A USR-DR154 series datasheet: bands of the -E and Chinese versions USR IOT (PUSR) · 2025
- C USR-DR154-E: 4G LTE Cat 1 modem with European bands SOS electronic · 2026-10-03
