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rev 0922

KEY ON

KEY OFF

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 Fit the speaker brackets around the handlebar of the desired 

installation location. Use the included Rubber Mounting Shims to 

secure the speaker brackets.

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 Fasten the mounting bolts on the bottom of the speaker 

brackets. Before fully tightening, adjust the speakers so they are 

pointing directly at the rider. Proceed to tighten mounting bolts

securely, then connect the corresponding colored speaker wires 

together.

Mount the In-Line Function Knob in a safe, easy to access location 

where it will not impede the rider’s ability to drive safely.

1) Remove the seat.
2) You will need to locate the fuse box, generally near the battery.
3) Look for and identify the two wires needed, Sw12V and Ground (-).
4) Disconnect the negative battery terminal, before making any connections.
Connect the Red wire (+12V) to the identified Switched wire on the motorcycle.
Protect it by wrapping it with electrical tape and secure it.
Connect the Black wire (Ground, -) to the identified Ground wire on the motorcycle.
Protect it by wrapping it with electrical tape and secure it.
Reconnect the negative battery terminal and switch on motorcycle to test system.

*DISCLAIMER: Basic electrical knowledge and tools are required for 

the following steps.

See the supplied user manual for complete power connection

instructions. Use the in-line function knob to control power.

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OFF

ON

LOCK

OFF

ON

LOCK

To the function knob 

wire connectors

Battery negative or

chassis ground

Red

Fuse

Black

Summary of Contents for MC425BA

Page 1: ......

Page 2: ...duct properly If there are any technical questions please contact Customer care 805 751 4853 Live chat Online support www bossaudio com support IMPORTANT Please enter below the Serial No which is located on the exterior of the product Retain this information for future reference Model No Serial No Date of Purchase ...

Page 3: ...MP3 player via 3 5mm audio input The product has inline ON OFF control and volume control This product is water resistant However never submerge the product in water Connect this product to only 12VCD power source Do not connect to other voltage for power supply Package Contents When first unpacking this product please check that the package contains each of the items listed below If something is ...

Page 4: ...t in this condition may result in permanent damage to the product Servicing must only be carried out by a technician Contact our technical support for any service questions Installation Precautions WARNING Always consult a professional installer Installation must be performed by a professional Contact our technical support for any installation questions Before installation disconnect the negative ...

Page 5: ...uct the rider s view or any safety features 2 The supplied clamp is pre attached to the bottom of the speaker Unfasten the clamp through the mounting nuts 3 Fit the clamp around the handlebar of your vehicle Remember to attach the supplied rubber shims over the mounting bar to secure clamping and prevent abrasion 4 Re fasten the mounting nuts to tighten the clamp Before fully tightening adjust the...

Page 6: ...n the ignition switch one for switched 12V and the other for negative ground 2 Using the supplied power cable harness connect the black cable labeled GROUND to the negative ground wire of the accessory power and the red cable labeled 12V to the switched 12V wire of the accessory power Insulate the cable connection with electrical tape 3 Connect the power cable harness to the connector of the power...

Page 7: ...ich are pre attached to the speakers D Connect your mobile phone or MP3 player for audio input to the speakers using an audio cable e g 3 5mm audio cable or 3 5mm audio input adapter Bluetooth Streaming Before you can stream music from your mobile device iOS device or Android device to this product through Bluetooth pair this product with your mobile device 1 Power on the product rotate the inline...

Page 8: ... automatically disconnected The device will be automatically re connected if it is within the effective range again AUX Input You can listen to an external audio device e g a mobile phone or MP3 player through this product 1 Power on the product rotate the inline function knob and make sure the product is not connected to Bluetooth 2 Connect the 3 5mm audio input jack of the speaker to the audio o...

Page 9: ...onnected to the ignition switch The inline fuse is blown Replace the fuse with the same type and rating No sound Check the connected device for volume level or playback status e g pause or stop For 3 5mm audio input make sure Bluetooth connection is disabled Bluetooth not connected Check that Bluetooth on your mobile device is enabled Ensure your mobile device is within Bluetooth s range This prod...

Page 10: ...quency response 50 Hz 15 KHz Total harmonic distortion THD 0 1 Signal to noise ratio 75 dB Channel separation 50 dB Input sensitivity 750 mV General Power supply 12VDC allowable 10 16VDC Current consumption max 5A Fuse ATO type 7 5A Clamp range Ø 0 75 1 25 Cable length 10 8 3 3 m speaker wires 10 5 3 2 m power cable 3 9 1 2 m function knob cable Dimensions 4 7 x 6 3 x 4 7 120 x 160 x 120 mm Specif...

Page 11: ......

Page 12: ...ar the battery 3 Look for and identify the two wires needed Switched 12V and Ground 4 Disconnect the negative battery terminal before making any connections Connect the Red wire 12V to the identified Switched wire on the motorcycle Protect it by wrapping it with electrical tape and secure it Connect the Black wire Ground to the identified Ground wire on the motorcycle Protect it by wrapping it wit...

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