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Portable Wireless Speaker BS704

• Powerful 40W output with dual 6.5-inch speaker drivers delivers balanced sound with rich bass and clear vocals.
• Bluetooth 5.3 provides fast pairing and stable wireless streaming up to 10 meters.
• Includes a high-frequency wireless microphone with up to 18 meters of transmission distance for cable-free karaoke.
• Dual microphone inputs make it easy to enjoy duet performances and group entertainment.
• Independent controls for bass, treble, echo, master volume, and microphone volume let you personalize every performance.
• MIC Priority automatically lowers background music when speaking or singing for clearer vocals.
• Six dynamic LED lighting modes synchronize with your music, with independent lighting on/off control.
• Built-in display panel provides clear playback and operating status at a glance.
• Record function lets you capture karaoke performances with ease.
• TWS (True Wireless Stereo) pairs two BS704 speakers together for wider, more immersive stereo sound.
• Supports multiple playback options including Bluetooth, USB, microSD, AUX input, FM radio, and dual microphone inputs.
• Integrated carrying handle makes it easy to move the speaker from room to room or take the party on the go.

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Big Entertainment in a Slim Tower Design

Enjoy rich, room-filling sound from dual 6.5-inch speakers delivering 40W of powerful audio. The slim tower design provides an impressive listening experience while maintaining a compact footprint, making the BS704 ideal for parties, family gatherings, and karaoke nights.

Built for Karaoke Fun

Everything you need for memorable karaoke sessions is built right in. The included high-frequency wireless microphone offers up to 18 meters of transmission distance, while dual microphone inputs make it easy to enjoy duets. Adjustable bass, treble, echo, master volume, and microphone volume controls let you tailor every performance, while MIC Priority keeps vocals clear.

Light Up Every Performance

Create the perfect party atmosphere with six dynamic LED lighting effects that move with your music. Prefer a cleaner look? Simply switch the lighting on or off independently to match the occasion.

Easy Control from Anywhere

The built-in display panel keeps playback information within easy view, while the included remote control lets you adjust playback, EQ sound effects, recording functions, and speaker settings without interrupting the fun.

*Pictures are for reference only. Actual product may vary.

Play Music Your Way

However you listen, the BS704 is ready. Stream wirelessly with Bluetooth 5.3 or enjoy music from USB drives, microSD cards, AUX devices, and FM radio. Dual microphone inputs make it the perfect entertainment hub for karaoke and group performances.

Bluetooth

USB

microSD Cards

AUX Devices

TWS & Bluetooth

Double the Sound with True Wireless Stereo

Take your listening experience further with TWS (True Wireless Stereo). Pair two BS704 speakers together wirelessly to create a wider stereo soundstage and more immersive audio for larger gatherings.

Reliable Wireless Streaming

Bluetooth 5.3 delivers fast pairing and stable wireless streaming up to 10 meters away. Simply connect your compatible smartphone, tablet, or other Bluetooth-enabled device and enjoy uninterrupted music playback.

Take your listening experience further with TWS (True Wireless Stereo). Pair two BS704 speakers together wirelessly to create a wider stereo soundstage and more immersive audio for larger gatherings.

Grab the Handle, Start the Party

Take the party wherever you go. The built-in carrying handle makes it easy to move, while up to 4 hours of playtime keeps the entertainment going without being tied to a power outlet.

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SiliconPower_Speaker_BS704_Specification_2560x1300

Dimensions	250 x 260 x 620 mm
Bluetooh version	BT 5.3
Bluetooh range	Up to 10 meters
Output Power	40W
PMPO	400W
Speaker Unit	6.5-inch *2 woofer+tweeter
Battery Capacity	7.4V 3600mAh Li-ion battery
Play time	4 Hours (with 50% volume)
Charging time	5-6 Hours (9V/1.5A)
Supported profile	USB, microSD (TF), 1 AUX input, 2 MIC input, Bluetooth and FM Radio, Record & MIC Priority
Voltage	110~240V 50-60Hz
Package Contents	BS704 Wireless microphone Remote controller User manual Power adapter

Name

Language

File Format

Version

Last Updated

File Download

BS704

PDF.

v1.0

2026/9