With the Fusion MS-BT100 Bluetooth option 1, Aux, your music is transmitted to the Fusion stereo. Volume control is available from the Fusion stereo, and tracks can be skipped and rewinded using your Bluetooth-enabled device (phone or media player).
The MS-BT100 Bluetooth adapter connects to the stereo's Aux input. It is powered by 12 volts. It features IP65 protection, integrated surge protection, and an effective range of 10 meters.
The Fusion BT100 Bluetooth Option 1 is compatible with, among others: MS-RA50, MS-IP600, MS-AV600, MS-CD600, MS-RA200, MS-RA205, MS-IP700, MS-AV700, MS-IP700i, and MS-AV700i.
Specifications
Dimensions (WxHxD): 42 x 59 x 15 mm
Water and dust resistance: IP65
Input power: 10.8-16 VDC
Current (max.): 20 mA
Bluetooth: A2DP V3.0 Class 2
Bluetooth wireless range: Up to 33 ft (10 m)
Wireless frequencies/protocols: Bluetooth 2.4 GHz at +5 dBm maximum
Cable length: 1.5 m (5 ft)
Compass-safe distance: 2″ (50 mm)

