1、APPLICABLE MODEL: 1PCS for CAT to Bluetooth adapter converter for YAESU FT 817 FT 857 FT 897 FT897 FT817. Check the model for better fit! 2、USING INSTRUCTION: The for YAESU CT 62 computer cable in the for YAESU FT 817 FT 857 FT 897 has been replaced with wireless bluetooth (the for FT 817 machine has been tested for use), using an for Android phone or computer to control the for 8X7 series radio through bluetooth. 3、USING GUIDE: On series machines, replace the for RPC I17 U cable with a wireless bluetooth computer that is controlled by the Bluetooth radio series. 4、EASY OPERATION: The default baud rate is 9600. BT connection password 1234. Convenient connection and operation. With indicator light. 5、ABS MATERIAL: Made of premium ABS material, this bluetooth adapter is light in weight, small in size, and easy to carry.