The following optional extras are those used for testing in combination with the reference hardware platforms.
| Reference | Hardware | Comments |
|---|---|---|
| Bluetooth dongle | Bluetooth PTS Radio Module | Only needed for Bluetooth testing and development. |
| Reference phone #1 | iPhone 6 | Only needed for Bluetooth testing and development. |
| Reference phone #2 | Samsung Galaxy J7 (2016) | Only needed for Bluetooth testing and development. |
| Reference router | D-link N300 router | Only needed for ConnMan testing and development. |
| Reference 3G modem | Huawei E3372 3G modem | Only needed for 3G connectivity testing and development. |
| SDK Multi-touch device | Apple Magic Trackpad | Only needed for multi-touch development. |
| Reference Webcam | Logitech HD Pro Webcam C910 | Only needed for development related with camera features. |
| Alternative Bluetooth dongle | Asus USB-BT211 Mini Bluetooth Dongle | Only needed for development related to BlueTooth. |
| Wireless dongle | Asus USB-N10 - 150Mbps Wireless Lan USB Adapter | Only needed for development related to Wireless. |