How to recover removed bluetooth headset?

I accidentally chose remove device on my Bluetooth, now it is impossible to connect back my Bluetooth headset.

hci0:   Type: Primary  Bus: USB
BD Address: 9C:AD:97:C6:FA:96  ACL MTU: 1021:8  SCO MTU: 64:1
UP RUNNING PSCAN ISCAN 
RX bytes:6974 acl:0 sco:0 events:839 errors:0
TX bytes:7271 acl:0 sco:0 commands:733 errors:0
Features: 0xff 0xfe 0xcf 0xfe 0xdb 0xff 0x7b 0x87
Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3 
Link policy: RSWITCH HOLD SNIFF 
Link mode: SLAVE ACCEPT 
Name: 'Gotham'
Class: 0x1c010c
Service Classes: Rendering, Capturing, Object Transfer
Device Class: Computer, Laptop
HCI Version: 4.0 (0x6)  Revision: 0x0
LMP Version: 4.0 (0x6)  Subversion: 0x210b
Manufacturer: Broadcom Corporation (15)

Bluetooth Version