iTantra SIH 2026 · ISRO · PS 26173

iTantra demo film

An offline voice walkie-talkie for India: speech becomes text on one phone, crosses Wi-Fi, Bluetooth LE or a LoRa radio bridge as a few dozen bytes, and is spoken aloud on the other phone in 10 Indian languages. 1 min 55 s, narrated, English captions.

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Open speech models by IISc · IIT Madras · AI4Bharat