NAS-3055 - Loudspeaker Naxa - Free user manual and instructions

Product Type	Portable Tube Speaker
Brand	Naxa
Model	NAS-3055
Power Output	1 × 3W
Frequency Response	75 Hz – 50 kHz
Signal-to-Noise Ratio	> 90 dB
Power Input	DC 5V (via mini USB)
Battery Type	Built-in rechargeable lithium battery
Battery Capacity	3.7V, 600mAh
Charging Time	Approximately 4 hours with 5V/1000mA charger
Music Formats Supported	MP3, WMA
Playback Sources	USB flash drive, Micro SD card, AUX input, FM radio
FM Radio	Yes (built-in)
Colored LED Light	Yes (built-in)
Controls	Power button, Toggle switch (volume, track navigation, mode selection, play/pause), Mode button (via hold toggle)
Inputs	Micro SD slot, USB slot, AUX (3.5mm), DC 5V mini USB
Output	3.5mm earphone jack
Included Accessories	Mini USB cable, AUX cable, user manual
Dimensions	Approximately 6.3 x 3.0 x 3.0 inches (estimated from tube shape)
Weight	Approximately 0.6 lbs (estimated)
Recommended Use	Indoor/outdoor portable listening
Care Instructions	Clean with dry cloth; avoid contact with liquids; unplug when not in use
Safety Warning	Do not disassemble or open the unit

Frequently Asked Questions - NAS-3055 Naxa

How do I charge the NAS-3055 speaker?

Connect the included mini USB cable to the DC 5V input on the back of the speaker and the other end to a USB port on your computer or a 5V/1000mA USB charger. A full charge takes about 4 hours.

Can I play music via Bluetooth?

No, this speaker does not support Bluetooth. It plays music via USB flash drive, Micro SD card, AUX input (3.5mm cable), or built-in FM radio.

How do I change between playback modes?

Press and hold the toggle switch for 3 seconds to cycle through modes: USB → Micro SD → LINE/AUX IN → Radio. Release when you reach the desired mode.

How do I adjust the volume?

Slide and hold the toggle switch to the left (volume down) or to the right (volume up). The volume changes continuously while held.

What file formats are compatible with the USB and SD card?

The speaker supports MP3 and WMA audio files. Ensure your files are in these formats for playback.

How long does the battery last on a full charge?

Battery life depends on volume and use but typically lasts around 2-4 hours. The built-in 600mAh lithium battery provides moderate playback time.

Can I use the speaker while it is charging?

Yes, you can use the speaker while it is connected to a power source via the mini USB cable.

How do I tune FM radio stations?

In Radio mode, use the toggle switch to scan: slide left/right to browse stations or press and hold to auto-scan. The speaker will stop at available stations.

What is the colored LED light function?

The speaker has built-in colored LED lights that add visual effects. They are automatically active when the speaker is on; there is no separate control for the lights.

How should I clean and maintain the speaker?

Turn off and unplug the speaker before cleaning. Use a soft, dry cloth to gently wipe the exterior. Do not use liquids or cleaners. Avoid exposing the speaker to moisture.

USER MANUAL NAS-3055 Naxa

Portable Tube Speaker with USB/SD/MMC Inputs, FM Radio, and Colored LED Light

Three NEXA NEX-3005 mobile speakers with blue, red, and black models (no visible text or symbols on the devices themselves)

INSTRUCTION MANUAL

Controls and Inputs:

Power ON/Power Off button

Toggle switch (+/- volume control, Channel +/- scan button for Radio function, Mode, skip/reverse and Play/Pause.)

Micro SD card Slot

USB Slot

DC-5V power input (mini USB slot)

LINE-IN/AUX-IN

Earphone input jack

Technical Specs:

Output power: 1*3W

Frequency Response: 75Hz-50KHz

SNR>90dB

Power input: DC 5V

Battery: Built-in 3.7V 600mAh lithium battery

LINE-IN/AUX-IN input: 3.5mm AUX cable

Music Format: MP3/WMA

Instructions:

1. Charging the unit – Connect the mini USB cable (included with the unit) to the DC 5V input on the back of the unit and connect the other end to the USB slot your computer to charge the unit.
2. Press the power button to turn on the unit.
3. Insert a micro SD card or a USB flash drive – make sure that the music file format that you are trying to play are in MP3 or WMA file format.
4. Toggle switch functions:

a. Slide/turn switch to the left or right to select next or previous music.
b. Slide/turn and hold it to the left or right to reduce or increase the volume.
c. Press toggle switch to play or pause music.
d. Press and hold toggle switch for 3 seconds to change modes - USB→Micro SD→LINE/AUX IN (external audio input) →Radio.

Note:

1. Do not disassemble or open the unit.
2. When using a DC-5V-1000MA charger, unit will be fully charged within 4 hours. a charger that is less than 500mAh is not recommend
3. Connecting the mini USB cable into the DC-5V input slot can enhance signal reception.
4. Please power off the unit when not in use and unplug any USB flash drive or SD card.

Statement: We reserve the right to modify this product without prior notice.

Packing Accessories:

1. 1 PC NAS-3055
2. 1PC Mini USB cable (for charging)
3. 1PC AUX cable
4. English and Spanish manual