// connection interval range
0x05, // length of this data
GAP_ADTYPE_SLAVE_CONN_INTERVAL_RANGE,
LO_UINT16(DEFAULT_DESIRED_MIN_CONN_INTERVAL), // 100ms
HI_UINT16(DEFAULT_DESIRED_MIN_CONN_INTERVAL),
LO_UINT16(DEFAULT_DESIRED_MAX_CONN_INTERVAL), // 1s
HI_UINT16(DEFAULT_DESIRED_MAX_CONN_INTERVAL),
// Tx power level
0x02, // length of this data
GAP_ADTYPE_POWER_LEVEL,
0 // 0dBm
};