Does the JACS TD191-B work in Poland?
✔ 4 networks good
Yes. The JACS TD191-B works on Orange, Play, Plus and T-Mobile, every network we track in Poland.
- ✔ GoodMain bands B3 B20Evidence C · 2 sources
- ✔ GoodMain bands B3 B20Evidence C · 2 sources
- ✔ GoodMain bands B7 B8Evidence C · 2 sources
- ✔ GoodMain bands B3 B20Evidence C · 2 sources
- • B20
- • B8
- • B3
- B1
- • B7
below 1 GHz (coverage) 1–2.7 GHz 3–7 GHz mmWave · dashed = the JACS TD191-B lacks it · • = a main band
3G off on Orange (2025) and T-Mobile (2023)
3G being switched off: Play 2026
Long-term roaming is allowed (commercial agreements) (evidence B, checked 25 Oct 2026)
Same model, other markets (networks good): ✔ United States 3/3 · ◐ India 2/4 · ◐ Singapore 3/4 · ✔ Saudi Arabia 3/3 · ✔ United Kingdom 4/4 · ◐ New Zealand 0/3 · ◐ Japan 1/4 · ✔ South Korea 3/3 · ✔ Canada 3/3
Similar models here: Dongle 400 · 4/4 good · Huawei E3372h-320 · 4/4 good · Huawei E5576-320 · 4/4 good
All 172 countries for the JACS TD191-B → · Poland: every network →
Sources for this answer (6) · evidence A = two or more sources, one official · B = one official source · C = industry and independent sources
- A TD191-B 4G LTE USB Dongle: product page and specifications (LTE FDD B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B20/B66/B71, TDD B39/B41) JACS Solutions · 5 Nov 2026
- A TD191-B datasheet (DS-TD191-B, Qualcomm MDM9x07, LTE Cat 4) JACS Solutions · Sep 2022
- C Frequency checker · Poland Kimovil · 2 Oct 2026
- C Poland: networks, bands, 3G shutdowns and the March 2025 700 MHz auction Prepaid Data SIM Card Wiki · 2026
- C Play (Poland): frequency bands FrequencyCheck · 2 Oct 2026
- C Poland mobile network spectrum: carriers measured band by band pedroc.co.uk · 2024
Network by network
| Network | Verdict | Main bands | 4G bands (✓ supported · ½ partly · ✗ missing) | 5G | LTE-M · NB-IoT |
|---|---|---|---|---|---|
| Orange | ✔ Good 100% | B3 B20 | B1✓ B3✓ B7✓ B8✓ B20✓ | n78 n1 n28 | LTE-M · NB-IoT |
| Play | ✔ Good 100% | B3 B20 | B1✓ B3✓ B7✓ B20✓ B8✓ B28✗ | n1 n78 n3 n28 | — |
| Plus | ✔ Good 100% | B7 B8 | B1✓ B7✓ B8✓ B3✓ B20✓ B38✓ | n1 n38 | — |
| T-Mobile | ✔ Good 100% | B3 B20 | B3✓ B7✓ B20✓ B8✓ B1✓ | n78 n1 n28 | LTE-M · NB-IoT |
Verdicts come from the Band Atlas engine on the open data (CC BY 4.0, GitHub). Networks change: confirm with the operator before you deploy. This page is not legal or certification advice.
