One hand press stopper, then pull out battery.
Put battery into controller.
Insert battery holder into controller.
23. ANGLE Button
In DVD mode, press this button to change play angle.
24. SETUP Button
In audio mode, press this button to choose different set items.
25. OSD Display
Press this button to display the title chapter and the left time.
26. ZOOM Button
In DVD/VCD mode, press this button to ZOOM in.
27. MENU Button
Press button to back to the main menu.
28. DSP
Press this button to show the time.
BATTERY CHANGE
When control distance of remote control becomes shorter or no function, please change battery. Please confirm polarity before change.
backward and slow forward.

INSTRUCTIONS

INSTRUCTIONS

14. 0-10+ Button

22. SLOW Button

Press this button to choose desired songIn audio mode, press this button to slow sectionpreset stations.

Decimal numbers, for example the 19th song, press 1.9 button;

Centesimal numbers, for example, the 120th song, press 1.2.0 button.

15. AMS / RPT Button

In radio mode, press this button to browse stored stations.

In audio mode, press this button to play repeatedly.

16. TITLE Button

In DVD mode, press this button to play back to the top menu of disc.

17. AUDIO Button

In DVD mode, press this button to switch language of dialogue.

In VCD mode, press this button to choose left trackright track and stereo.

18. SET playing time

In DVD mode, press this button, you can define playing time.

19. SUBTITLE Button

In DVD mode, press this button to switch language of subtitle.

20. PBC Button

In VCD mode, press this button to display all song menus, work with number button to choose songs.

21. UPDOWNLEFTRIGHTENTER

Button

When playing MP3USBSD returns to song menu, updown selections can be up / " " button or down / "" key to select up and down, select and press "" key to confirm.

The selected tracks can be played. Press the left or right arrow keys to " " or " " key, can be on the next page function operation.

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Boss Audio Systems BV9557 manual 14 -10+ Button Slow Button, AMS / RPT Button, Title Button, Audio Button, SET playing time

BV9557 specifications

The Boss Audio Systems BV9557 is a feature-rich multimedia car stereo designed to enhance the driving experience through superior audio performance and convenient connectivity options. This double DIN unit boasts a sleek and modern design, which integrates seamlessly into various vehicle interiors, making it a popular choice among car enthusiasts.

At the heart of the BV9557 is its 6.5-inch touchscreen display, which provides a user-friendly interface for navigating various audio and video sources. The TFT LCD screen is responsive and bright, ensuring clear visibility under different lighting conditions. The intuitive menu layout allows users to access their favorite features with ease, making it simple to switch between music, navigation, and video playback.

One of the standout features of the Boss BV9557 is its extensive compatibility with multiple media formats. It supports MP3, WMA, and WAV audio files, alongside a range of video formats such as AVI, MP4, and MKV. This flexibility enables users to enjoy a diverse library of content, whether through USB, SD card, or auxiliary inputs. Additionally, the stereo features Bluetooth connectivity, allowing for hands-free calling and wireless music streaming from smartphones, ensuring safety and convenience on the road.

Moreover, the Boss BV9557 is designed with enhanced sound quality in mind. It includes a built-in 3-channel amplifier, which delivers impressive audio clarity and output power. With a range of adjustable sound settings, including treble, bass, and balance controls, users can customize their listening experience to suit personal preferences and their vehicle's acoustics.

The unit also features a rear backup camera input, providing an additional layer of safety while reversing. This functionality, combined with its touchscreen interface, ensures that drivers can easily monitor their surroundings.

Another notable characteristic is the customizable LED lighting, which allows users to match the display colors with their vehicle’s interior or personal style. The Boss BV9557 is also compatible with steering wheel controls, offering added convenience without the need to take hands off the wheel.

In summary, the Boss Audio Systems BV9557 is a versatile and user-friendly multimedia car stereo that combines cutting-edge technology with robust audio capabilities. Its combination of connectivity options, exceptional sound quality, and safety features makes it an excellent choice for anyone looking to upgrade their vehicle's audio system. Whether taking a long road trip or commuting, the BV9557 ensures an enjoyable and entertaining ride.