BLOW 30-331# Portable Stereo Speaker Black

The BLOW 30-331# Portable Stereo Speaker Black is a compact, battery-powered speaker designed for mobile use. It delivers 50 W RMS rated power and covers a frequency range from 100 to 20,000 Hz, with a 12.7 cm (5") tweeter that supports clear high frequencies. The speaker features Bluetooth 2.1+EDR for wireless streaming from mobile phones and smartphones, and a MicroSD slot that accepts cards up to 32 GB for offline playback. The enclosure in black finish combines portability with straightforward connectivity options for everyday listening.

Advantages

The speaker provides a balance of power and portability with a 50 W RMS rating and a 4 Ω impedance that enables consistent output from a compact unit. Bluetooth 2.1+EDR ensures simple pairing with most mobile devices, while the MicroSD support allows playback without a paired device. The black housing is practical for transport and resistance to visible wear, and battery operation removes the need for constant mains connection, making it suitable for use in varied locations.

Suitable for

• Portable music playback outdoors and on the go
• Listening to playlists from mobile phones and smartphones via Bluetooth
• Playing audio directly from MicroSD cards up to 32 GB
• Background music for small gatherings or personal use

Key specifications

• Rated power output: 50 W RMS
• Frequency response: 100 – 20,000 Hz
• Speaker driver: 12.7 cm (5") tweeter
• Impedance: 4 Ω
• Wireless: Bluetooth 2.1 + EDR
• Memory card support: MicroSD up to 32 GB
• Power source type: Battery
• Colour: Black

How to use

Charge or insert batteries according to the manufacturer’s instructions, then switch the speaker on. Use the Bluetooth function on your mobile phone or smartphone to search for available devices and pair using the BLOW speaker entry. For direct playback from a MicroSD card, insert the card into the slot and use the speaker’s control buttons to start playback. Adjust volume and playback using the speaker controls or the connected device. When not in use, switch the speaker off to conserve battery.

Recommendations

Place the speaker on a stable surface and avoid exposing it to direct rain or extreme humidity. For best sound clarity, allow some distance from walls and position the speaker at ear level when possible. Keep MicroSD cards formatted and with compatible file types to ensure reliable playback. Charge the battery fully before extended use and store the speaker in a dry environment when not in use.