Introduction

Introducing the Boss MP3 Digital Media 611UAB FM Receiver, a versatile and feature-rich audio system designed to meet all your entertainment needs. This innovative product combines modern technology with sleek design, providing a superior sound experience for an estimated price range of $60 to $80. 

PRECAUTIONS

Lithium Battery Cell Warnings

• Cell leakage may cause damage to the remote control.
• Do not throw cells into fire, as this may cause an explosion.
• Keep battery cells out of reach of children.

Take Precaution

• To reduce the risk of fire, electric shock, and annoying interference, do not repair yourself. Please refer serving to qualified person.
• Some MP3/WMA files may not be playable.
• Keep lower volumes to concentrate on traffic and road conditions.
• If the battery is disconnected or discharged or changed, the preset memory will be erased and must be reprogrammed.
• Installation of unit is better at a horizontal position, or if it is at an angle, it may be not working at its best situation.
• Be sure to lower the volume before switching off the unit or the ignition key.

Detailed Specifications

General

• Power supply Requirement : DC 12V
• Maximum power output : 50W X 4CH
• Speaker impedance : 4 - 8 Ohm
• Unit Dimensions(WxHxD) : 7.0 X 2.0 X 3.8 inch
• Weight : 1.54 lb (0.7 kg)
• Fuse : 15 A

RADIO

FM

• Frequency Range USA / EUROPE: 87.5 MHz - 107.9 MHz / 87.5 MHz - 108.0MHz
• Channel step: 200 KHz / 50 KHz

AM

• Frequency Range USA / EUROPE: 530 KHz - 1710 KHz / 522-1620 KHz
• Channel step: 10 KHz / 9 KHz

USB/Card

• Usable Audio Formats: MP3/WMA
• Pre-amp Output: Front and Rear
• Frequency Response: 20 Hz - 20 KHz
• S/N Ratio: 60dB

BT

• BT Profile supports: A2DP , AVRCP,HSP & HFP profiles
• Range of frequency: 2.4GHz spectrum

INSTALLATION

Installation Procedures
First complete the electrical connections and then check for correctness.

Installation Opening
This unit can be installed in any dashboard Having an opening as shown.

Insert mounting collar into the dashboard and bend the mounting tabs out with a screwdriver. Make sure that lock lever is flush with the mounting collar( not projecting outward).

• Only use speakers with 4 ohms impedance.
• Do not attach the control panel to the chassis before wiring is complete.
• The maximum current of the auto antenna is 200mA.

Wiring Connections

Removal of the Main Unit

1.    Remove the metal strap from the main unit.
2.    Remove the plastic trim out from the main unit.
3.    Insert a bracket key into the left and right side of the main unit and draw the unit out of the mounting sleeve.

 CONTROL PANEL BUTTON LOCATIONS

OPERATION

1. POWER/SRC
   Press the POWER button to turn on the unit, and long press it again to turn off the unit. When the unit turn on, short press POWER/SRC button to switch the unit between RADIO,BT, USB & CARD, AUX IN, modes (if there are USB and SD card inside the unit).
   • If there is no USB & SD card, then it will be only radio and Aux. When the user inserts a USB flash drive or SD Card, their respective logos will illuminate on the display.
2. (button 1 to 6) PRESET MEMORY BUTTONS In Radio mode
3. To memorize the frequency, press one of the six preset buttons 1-6) hold for more 2"S, the frequency is successfully stored. Therefore there are FM1,FM2,FM3,AM1 & AM2,each band can store 6 stations, so total 30 stations can be stored.
4. To recall the preset memory station, press one of the preset buttons 1-6) plus the BND button for FM1,FM2,FM3.AM1 & AM2.
5. During USB or SD card mode, press '5/-10' button to go backward 10 tracks.
6. Press '6/+10' button to jump forward 10 tracks.
7. During USB or SD card mode, long press '5/-10' button to go back 1 folder. Long press '6/+10' button to go up 1 folder. You can repeat this function depending on the number of folders. This button will have no function if the USB or SD card has no folders.
8. CLK: Press the CLK button once to display the real time, With time appearing on the display. Press and hold CLK button for more than 2 seconds until the time flashes. You can adjust the HOUR and MINUTE by pressing the       button and       button respectively and press the CLK button to switch the HOUR and MINUTE.
9. USB Port / Micro SD Card Slot
10. VOLUME adjustment: In the radio mode, rotate the volume knob to increase or decrease the volume level of the sound output. Press the volume knob, it will be switching the sequence as follows: Bass → Treble → Balance → Fader → EQ off → Loud → Loc → Stereo → Vol
    1. In the USB or SD card mode, press the volume knob to enter the EQ function that the audio mode in the following order: EQ OFF → FLAT→* POP → ROCK→ CLASS
    2. At the radio status, press and hold the VOL button to enter switch state of the US(USA) and EU (EUROPE) frequency, then rotate the VOL knob to select US frequency or EU frequency, after selecting US or EU frequency, the system will switch to the selected frequency 3 seconds later.
11. FF(>>I) &12.FB(|<<)
    In the radio mode, long press the FF(>>1) or FB(I<<) button for more than 2 seconds, the unit will search the next or previous frequency step by step. Short press the FF(>>1) or FB(i<<) button, the automatic search will start, it will search upward or downward for the strong signal radio station within the current band. The auto searching will stop until find a station.
12. BND/AMS
    In radio mode, short press the BND/AMS button repeatedly to select the one of the radio band : FM 1,FM 2,FM 3, AM1,AM2 in a cycle sequence. When you select a band, the word F1. F2. F3 for FM band, and A1. A2 for AM band will be shown on the LCD display. Press the BND/AMS button for several seconds,the radio searches form the current frequency and check the signal strength until one cycle search is finished. When the 6 strongest stations will be stored into the corresponding preset number within the current band. Short press the BND/AMS button to scan each preset station in each band.
13. MUTE
    Short press the MUTE button to turn MUTE ON/OFF, when it is on, the MUTE will be flash on the LCD and no sound output. When short press again it will be cancelled.
14. AUX IN JACK
15. RESET
    To reset all parameters to factory default values. Use a subject with a sharp point end to thrush the RESET hole.

BLUETOOTH OPERATION

Pair and Connect

Prior to using the Bluetooth device as a handsfree system for a Bluetooth-enabled mobile phone for the first time, you must pair and connect the two devices as follows:

1. In any mode, prior to pairing and connecting, the BT logo flashes in the LCD indicating that no device is connected. To begin pairing, enable BT mode on your mobile phone.
2. When the phone finds the car audio system, the BOSS AUDIO name will be displayed.
3. Choose the BOSS AUDIO from the device list to pair and connect with the car audio system. Upon confirming, the BT logo will stop flashing.
4. When pairing is complete, the mobile phone audio will automatically transfer to the car audio system whenever a call is made or received, or when the mobile phone plays music.

Make a Call
To make a call, dial the call directly from the paired mobile phone.

Redial Last Dialed Number
Press and hold the ≤ button on the control panel to redial the last dialed phone number.

Answer a Call

• When the mobile phone is called, the incoming telephone number displays in the LCD.
• To receive the call, press the ≤ button on the control panel.
• To reject the call, press the = button on the control panel.

End a Call
To end an active call, press the a button.

Switch Audio Between Car and Phone
During a call, press the VOL knob/button to switch the audio source from the car audio system back to your mobile phone.

Adjust Talk Volume

• During a call, use VOL knob or VOL + and VOL - buttons to adjust the volume level.
• Use the MUTE button to mute sound.

Audio Streaming (A2DP)

1. Press the /SRC button to enter BT mode and display media in the LCD.
2. When a mobile device is paired, music played through that device will automatically be heard through the car audio system.
3. Press the >>| or |<< button to play the next or previous song/file on the mobile phone. 
4. Press the >|| button to pause or resume music playback.

Description

The Boss MP3 Digital Media 611UAB FM Receiver is a powerful and stylish audio system that offers a wide range of features to meet your entertainment needs. With its ability to play MP3 and WMA files, you can enjoy your favorite tunes from digital media sources like USB drives and SD cards. The built-in Bluetooth connectivity allows you to stream audio wirelessly from your smartphone or other Bluetooth-enabled devices. The front panel loading design makes it easy to access and change your media, while the 1-line LCD display keeps you informed about the current track or station.

In addition to its digital media capabilities, this Boss receiver also features an AUX input for connecting external devices, such as a CD player or turntable. The 3-band equalizer, bass, and treble control let you customize your sound to your liking, while the digital clock and timer functions ensure you never miss a beat. The remote control allows you to control the receiver from a distance, making it a convenient choice for any room in your home.

Pros & Cons

Pros

• Versatile with multiple playback options
• Built-in Bluetooth for wireless streaming
• Customizable sound with equalizer and bass/treble controls
• User-friendly remote control
• Affordable price range

Cons

• No built-in AM/FM tuner
• LCD display may be too small for some users
• May not support all audio formats
• No Wi-Fi or multi-room capabilities

TROUBLESHOOTING

If you suspect something is wrong immediately switch power off. Do not use the unit in abnormal condition, for example without sound, or with smoke or foul smell, can cause fire or electric shock Immediately stop using it and call the store where you purchased it. Never try to repair the unit yourself because it is dangerous to do so.

Customer Reviews

Customers generally praise the Boss MP3 Digital Media 611UAB FM Receiver for its versatility, affordability, and customizable sound. However, some users have expressed disappointment with the lack of a built-in AM/FM tuner and the small LCD display. Common complaints include limited audio format support and the absence of Wi-Fi or multi-room capabilities.