1、 effect

BLE server（Bluetooth device） Broadcast data for ,client( mobile phone App) It can be filtered according to the broadcast data , For example, is it in app In a compatible device （ Only the specified device type is allowed to appear in the discovered list ）.

2、 give an example

With Zound For example .

2.1 Broadcast packet data format

contain 6 part ：

1: Manufacturer ID. Value shall always be 0x065A (Zound Industries International AB)---2 bytes,stored as a 16-bit unsigned integer using little endian

2: Device Type. Above shows for adidas RPT-02---1 byte

3: Color (0x00= P1: First Perpetual color (default color))----1 byte

4: Device MAC address (unique for every unit)----6 bytes

5: Pairing mode (00=NOT in paring mode, 01=in pairing mode)---1 byte

6: Zound Service, shall always be AA00 (or 0xAA00).---2 bytes

2.2 client Actual effect seen at the end

NOTE： stay Android Use on equipment nRF Connect app