Adafruit Bluefruit LE UART Friend - Bluetooth Low Energy Brand_Dagu The Polar T34 Non-Coded Heart

The Polar T34 Non-Coded Heart Rate Transmitter monitors and then wirelessly transmits your heart rate data from the chest strap to a Polar WearLink+ compatible receiver

Please note: Breadboard and wires not included

Debug Support: Optional Onboard 20-pin CTI JTAG

and can easily be expanded with your shields

We also carry a much larger

Adafruit Bluefruit LE UART Friend - Bluetooth Low Energy Brand_Dagu The Polar T34 Non-Coded HeartAdd reliable Bluetooth Low Energy to your project with the Adafruit Bluefruit LE UART Friend. It works with any hardware or software serial port and includes hardware flow control for stable data transfer. Use it as a simple UART data link between your microcontroller and an iOS or Android deviceperfect for wireless control, debugging, or testing via the Bluefruit mobile apps or your own custom BLE setup. Would you like to add powerful and easy to use