Ok fine many thanks every one.
This what I get on monitor by using PeripheralExplorer.
/*************************************************************
BLE Central - Peripheral Explorer
Found c4:64:e3:e7:9f:52 'MindWave Mobile'
Connecting ...
Connected
Discovering attributes ...
Attributes discovered
Device name: MindWave Mobile
Appearance: 0x0
Service 1801
Service 1800
Characteristic 2a00, properties 0x2, value 0x4D696E6457617665204D6F62696C65
Characteristic 2a01, properties 0x2, value 0x8000
Service 180a
Characteristic 2a29, properties 0x2, value 0x4E6575726F536B792C20496E632E
Characteristic 2a24, properties 0x2, value 0x76312E35
Characteristic 2a25, properties 0x2, value 0x433436344533453739463532
Characteristic 2a27, properties 0x2, value 0x312E302E30
Characteristic 2a26, properties 0x2, value 0x312E302E3233
Characteristic 2a28, properties 0x2, value 0x4E2F41
Characteristic 2a23, properties 0x2, value 0x0000000000000000
Characteristic 2a2a, properties 0x2
Characteristic 2a50, properties 0x2, value 0x015E00ADDEEFBE
Service 039afff0-2c94-11e3-9e06-0002a5d5c51b
Characteristic 039afff8-2c94-11e3-9e06-0002a5d5c51b, properties 0x12, value 0x34240000FC2300007E
Characteristic 039affa0-2c94-11e3-9e06-0002a5d5c51b, properties 0x8
Characteristic 039afff4-2c94-11e3-9e06-0002a5d5c51b, properties 0x10
Characteristic 039affd3-2c94-11e3-9e06-0002a5d5c51b, properties 0xA, value 0x000000000000000002
Disconnecting ...
Disconnected
**************************************************************/
As you see it gets connected with name.
My configuration of the product demands the connection to be paired to perticular nano 33 BLE.
This is because I have many sets of Mindwave Mobile sets and particular headset should get connected to a fix nano 33 BLE
How should I go about it