Marshall Stockwell II - Portable Loudspeaker Manual

BOX CONTENTS

1. MARSHALL STOCKWELL II PORTABLE STEREO LOUDSPEAKER
2. DETACHABLE CARRY STRAP
3. USB-C POWER LEAD
4. QUICK START GUIDE
5. MPORTANT SAFETY INSTRUCTIONS

GENERAL DESCRIPTION

1. Bluetooth^® BUTTON
2. POWER/VOLUME KNOB
3. BASS KNOB
4. TREBLE KNOB|
5. BATTERY LEVEL INDICATOR
6. FRONT DRIVER
7. CARRY STRAP
8. REAR DRIVER
9. USB-C POWER INPUT/OUTPUT CONNECTOR
10. AUX INPUT FOR 3.5 mm JACK

ATTACHING THE CARRY STRAP

THE STOCKWELL II FEATURES A DETACHABLE CARRY STRAP FOR EASY PORTABILITY.

1. POSITION THE HOLE IN THE CARRY STRAP OVER THE PIN ON THE SIDE OF THE SPEAKER.
   
2. GENTLY WORK THE STRAP AROUND THE PIN UNTIL IT IS FASTENED INTO POSITION.
   
3. REPEAT THE PROCEDURE ON THE OPPOSITE SIDE OF THE SPEAKER.
   

NOTE: ENSURE THAT THE CARRY STRAP IS SECURELY FASTENED ON BOTH SIDES BEFORE USE.

CHARGING THE INTERNAL BATTERY

STOCKWELL II IS EQUIPPED WITH AN INTERNAL BATTERY, CAPABLE OF MORE THAN 20 HOURS OF PLAYTIME AT MID VOLUME. FOR OPTIMISED CHARGING, USE A 12 V, 3 A ADAPTER (NOT INCLUDED). THE STOCKWELL II WILL CONTINUE CHARGING WHEN TURNED OFF OR IN STANDBY MODE.

1. CONNECT THE USB LEAD TO THE USB-C CONNECTOR ON THE SIDE OF OF THE SPEAKER AND THE OTHER END TO A USB POWER SOURCE.
2. THE BARS ON THE BATTERY LEVEL INDICATOR WILL DISPLAY A RISING ANIMATION DURING CHARGING.
3. THE BATTERY IS FULLY CHARGED WHEN THE ANIMATION STOPS AND ALL THE BARS REMAIN LIT.

NOTE: THE INDICATOR IS DIMMED DURING NORMAL OPERATION TO SAVE BATTERY POWER. TURNING ANY KNOB WILL MAKE THE INDICATOR LIGHT UP.

TURNING ON/OFF

THE VOLUME CONTROL ALSO TURNS THE STOCKWELL II ON AND OFF.

1. TURN THE VOLUME KNOB CLOCKWISE TO THE DESIRED VOLUME AND THE SPEAKER TURNS ON.
2. THE BATTERY LEVEL INDICATOR SHOWS THE BATTERY CHARGE.
3. TO TURN THE SPEAKER OFF, TURN THE VOLUME KNOB FULLY COUNTERCLOCKWISE UNTIL YOU HEAR A CLICK. ALL INDICATORS TURN OFF.

MAKE SURE THE VOLUME IS SET TO LOW ON BOTH THE SPEAKER AND THE AUDIO SOURCE BEFORE USING THE SPEAKER.

CONNECTION ALTERNATIVES

YOU CAN CONNECT UP TO THREE AUDIO SOURCES TO THE STOCKWELL II SIMULTANEOUSLY, UP TO TWO BLUETOOTH DEVICES AND ONE AUX DEVICE. THE STOCKWELL II DETECTS WHEN A CONNECTED AUDIO DEVICE STARTS PLAYING, AND MAKES IT THE SELECTED INPUT SOURCE.

CONNECTING VIA Bluetooth (PAIRING)

THE STOCKWELL II CAN BE CONNECTED TO TWO Bluetooth DEVICES AT THE SAME TIME. WHEN TWO Bluetooth DEVICES ARE CONNECTED, PLAYING ONE WILL PAUSE THE OTHER.

1. PUSH AND HOLD THE Bluetooth BUTTON FOR 2 SECONDS, UNTIL THE Bluetooth INDICATOR STARTS TO BLINK.
2. WITH Bluetooth ENABLED ON YOUR DEVICE (SMARTPHONE, TABLET, COMPUTER), SELECT STOCKWELL II FROM THE Bluetooth LIST AND ACCEPT PAIRING.
3. THE Bluetooth INDICATOR ON THE SPEAKER STOPS BLINKING AND REMAINS LIT WHEN THE UNITS ARE CONNECTED 004. PRESS PLAY ON YOUR AUDIO DEVICE.

THE STOCKWELL II WILL REMEMBER THE LAST 8 PAIRED Bluetooth DEVICES. WHEN MULTIPLE PAIRED DEVICES ARE IN RANGE, THE SPEAKER WILL ATTEMPT TO CONNECT TO THEM IN THE ORDER THEY WERE MOST RECENTLY USED, UNTIL TWO DEVICES ARE CONNECTED.

CONNECTING VIA AUX INPUT

1. CONNECT A 3.5 mm STEREO JACK TO THE INPUT LABELLED AUX ON THE SIDE OF THE SPEAKER.
2. CONNECT THE OTHER END OF THE LEAD TO THE AUDIO OUTPUT ON YOUR AUDIO DEVICE.
3. PRESS PLAY ON YOUR AUDIO DEVICE.

NOTE: AUDIO CABLES ARE NOT INCLUDED WITH THE STOCKWELL II.

CHOOSING AN AUDIO SOURCE

1. PRESS PLAY ON ANY CONNECTED DEVICE TO MAKE IT THE SELECTED AUDIO SOURCE. IF ANOTHER Bluetooth DEVICE IS ALREADY PLAYING, IT WILL PAUSE AUTOMATICALLY.
2. PUSHING THE Bluetooth BUTTON ALSO TOGGLES BETWEEN CONNECTED DEVICES.

ADJUSTING THE VOLUME/BASS/TREBLE

THE STOCKWELL II INCLUDES THREE KNOBS FOR ADJUSTING THE AUDIO.

1. VOLUME KNOB
2. BASS KNOB
3. TREBLE KNOB

NOTE: THE VOLUME KNOB IS ALSO THE ON/OFF SWITCH.

STANDBY MODE

IF THE STOCKWELL II IS LEFT UNUSED FOR 10 MINUTES, THE SPEAKER

ENTERS STANDBY MODE TO SAVE BATTERY CHARGE. IN STANDBY MODE ALL BATTERY INDICATORS ARE OFF AND THE SPEAKER NO LONGER RESPONDS TO INPUT FROM ATTACHED DEVICES.

1. QUICKLY PUSH THE Bluetooth BUTTON TO WAKE THE STOCKWELL II FROM STANDBY MODE.
   

CHARGING A DEVICE FROM THE SPEAKER

YOU CAN USE THE USB-C INPUT ON THE SIDE OF THE STOCKWELL II TO CHARGE YOUR PHONE, TABLET OR OTHER COMPATIBLE DEVICE. A LEAD WITH USB-C CONNECTOR AND A SUITABLE CONNECTOR FOR YOUR DEVICE IS REQUIRED (NOT INCLUDED). THE STOCKWELL II MUST BE TURNED ON AND HAVE A BATTERY CHARGE OF MORE THAN 2 BARS TO CHARGE AN EXTERNAL DEVICE.

NOTE: CHARGING EXTERNAL DEVICES FROM YOUR SPEAKER WILL REDUCE PLAYBACK TIME.

1. ENSURE THAT THE SPEAKER BATTERY IS CARRYING A CHARGE.
2. CONNECT THE USB-C END OF THE LEAD TO THE SPEAKER.
3. CONNECT THE OTHER END TO YOUR DEVICE.

PERFORMING A FACTORY RESET

A FACTORY RESET WILL RETURN THE SPEAKER TO ITS ORIGINAL SETTINGS, EXCLUDING ANY FIRMWARE UPDATES.

NOTE: THIS WILL DELETE ALL USER SETTINGS AND THE SPEAKER WILL NEED TO BE SET UP AGAIN.

1. ENSURE THAT THE SPEAKER IS ON.
2. PUSH AND HOLD THE BLUETOOTH BUTTON FOR 7 SECONDS. ALL INDICATORS TURN OFF AND THE SPEAKER RESTARTS.
3. REMOVE STOCKWELL II FROM YOUR AUDIO DEVICE'S BLUETOOTH LIST BEFORE PAIRING AGAIN.

TECHNICAL INFORMATION

ACOUSTIC SPECIFICATION

• PORTABLE STEREO LOUDSPEAKER WITH BASS REFLEX SYSTEM
• DIGITAL CLASS D AMPLIFIERS: 1 X 10 W + 2 X 5 W
• 2" FULL RANGE DRIVERS: X 2
• 3" WOOFER: 1X
• BASS AND TREBLE TONE CONTROLS
• FREQUENCY RESPONSE: 60–20,000 Hz ±6 dB
• MAXIMUM SOUND PRESSURE LEVEL: 80 dB SPL @ 1 m

CONNECTIVITY

• BLUETOOTH ®: Bluetooth 5.0
• AUX: 3.5 mm stereo jack

TECHNICAL INFORMATION

• POWER INPUT: 5-12 V USB-C
• SIZE: 179.5 X 161 X 70.1 mm
• WEIGHT: 1.38 kg

BATTERY

• BATTERY TYPE: Built-in, rechargeable Li-ion battery
• PLAYTIME: 20+ h
• CHARGING TIME: 2.5 h

NOTE: THIS ILLUSTRATION IS ONLY INTENDED TO SHOW THE INTERNAL SPEAKER LAYOUT. ATTEMPTING TO REMOVE THE FRONT OR REAR GRILLE WILL RESULT IN DAMAGE.

TROUBLESHOOTING

NOTES: A Bluetooth DEVICE COULD CAUSE AUDIO-RELATED OR TECHNICAL FAULTS, DEPENDING ON USE, IN THE FOLLOWING CASES:

• WHEN SOME PART OF THE BODY IS IN CONTACT WITH THE RECEIVING/TRANSMITTING SYSTEM FOR THE Bluetooth DEVICE OR THE STOCKWELL II.
• ELECTRICAL VARIATIONS DUE TO OBSTACLES IN THE FORM OF WALLS, CORNERS, ETC.
• EXPOSURE TO ELECTRICAL DISRUPTIONS FROM DEVICES WITHIN THE SAME FREQUENCY BAND, FOR EXAMPLE MEDICAL EQUIPMENT, MICROWAVE OVENS AND WIRELESS NETWORKS.

THIS WIRELESS DEVICE MAY CAUSE ELECTRICAL DISRUPTIONS DURING USE.