2pcs Headphone Microphone Accessories 2 in 1 Headphone Suit for T-COM Operating System T-COMSC FDC-VB COLO TCOM-02 Motorcycle Helmet Intercom -- Note: Only one headset included, the bluetooth device is not included. Freedconn Motorcycle Accessories Interphone Hard Headphone Suit for T-COMSC T-COMVB FDC-01VB COLO TCOM-02 Headphone Make sure the bluetooth device is the same as below: Included only one hard wire microphone speaker, bluetooth device is not included. Microphone/headphone mounting kit for FreedConn COLO, T-COMVB, TCOM-SC, FDC-VB, T-COM02 and T-COMOS models Specially offered for backup bluetooth interphone and intercom Some motorcyclers who own several motorcycle helmets, with this backup, you no longer need to change the headset from this helmet to another. Package includes: 2 x 2 in 1 (hard and software headphones)