Android beam allows you to transfer large files between devices using the Beam tệp tin transfer feature. This feature has a simple API và allows users lớn start the transfer process by simply touching devices. In response, Beam tệp tin transfer automatically copies files from one device to the other và notifies the user when it"s finished.

While the Beam file transfer API handles large amounts of data, the Beam NDEF transfer API introduced in 4.0 (API cấp độ 14) handles small amounts of data such as URIs or other small messages. In addition, Beam is only one of the features available in the NFC framework, which allows you khổng lồ read NDEF messages from NFC tags. To learn more about Beam, see the topic Beaming NDEF messages khổng lồ other devices. To learn more about the NFC framework, see the Near Field Communication API guide.

Dependencies and prerequisites 4.1 (API Level 16) or higher At least two NFC-enabled devices (NFC is not supported in the emulator)


Sending files lớn another device Learn how khổng lồ set up your phầm mềm khổng lồ sover files to another device. Receiving files from another device Learn how khổng lồ set up your ứng dụng lớn receive files sent by another device.

For additional related information, refer khổng lồ Using the External Storage

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