You can connect any Bluetooth-enabled external scanner to the Check-in app. If you're looking for some guidance we've created a handy guide with our thoughts in the video below.
Scanners we've tested
SocketScan S700 Imager Bluetooth scanner.
Tera 1200 2D Portable Barcode Scanner.
Tera 8100 Industrial 2D Handheld Barcode Scanner.
Tera HW0002-O 2D Wireless Barcode Scanner.
Zebra DS2208 2D Black Handheld Scanner.
Zebra TC57 touchscreen scanner.
Tera Android 11 Barcode Scanner PDA P172.