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| Transfer rate(FSK) | 1.2K~300Kbps |
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| Modulation | FSK, GFSK, MSK, GMSK, LoRa,OOK |
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> [!IMPORTANT]
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> When the bandwidth is lower than 62.5kHz, LoRa modules using non-TCXOs will not be able to communicate fully.
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> This will result in poor communication quality.
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> If you need to use a bandwidth lower than 62.5kHz, please use a [TCXO Version](https://lilygo.cc/products/t3-s3-v1-3?variant=45367157883061)
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>
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## WiFi-IPEX
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* The following figure shows how to switch the onboard WIFI antenna to IPEX
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| Transfer rate(FSK) | 1.2K~300Kbps |
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| Modulation | FSK, GFSK, MSK, GMSK, LoRa,OOK |
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> [!IMPORTANT]
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> When the bandwidth is lower than 62.5kHz, LoRa modules using non-TCXOs will not be able to fully communicate, resulting in poor communication quality.
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> Modules equipped with TCXOs do not experience this issue.
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>
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#### Resource
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* [T3-TCXO schematic](../../../schematic/T3_V3.0.pdf)
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