SVEN BF-21R

Catalog Speakers Multimedia Speakers 2.0 SVEN BF-21R

SVEN BF-21R

Short product description:

Built-in dual-channel non-capacitive amplifier
Built-in transformer power supply with a powerful surge prot...
Hypersensitive silk tweeters

All features

Similar products

SVEN SB-G1450

SVEN SB-G1400

SVEN MC-50

SVEN MC-30

SVEN MC-25

SVEN MC-20

SVEN MC-15

SVEN MC-10

SVEN MC-5

SVEN SPS-830

SVEN SPS-730

SVEN SPS-725

SVEN SPS-705

SVEN SPS-702

SVEN SPS-621

SVEN SPS-619 GOLD

SVEN SPS-619

SVEN SPS-614

SVEN SPS-612

SVEN SPS-606

SVEN SPS-604

SVEN SPS-603

SVEN SPS-585

SVEN SPS-580

SVEN SPS-576

SVEN SPS-575

SVEN SPS-565

SVEN SPS-535

SVEN SPS-517

SVEN SPS-512

SVEN SPS-509

SVEN 470

SVEN 450

SVEN 445

SVEN 431

SVEN 422

SVEN 370

SVEN 357

SVEN 340

SVEN 335

SVEN 325

SVEN 320

SVEN 318

SVEN 315

SVEN 312

SVEN 300

SVEN 255

SVEN 248

SVEN 230

SVEN 190

SVEN 150

SVEN 135

SVEN 130

SVEN 120

SVEN G600

SVEN G345

SVEN G342

FEATURES
SPECIFICATIONS
DESCRIPTION
UNBOXING VIDEO
SUPPORT

Built-in dual-channel non-capacitive amplifier
Built-in transformer power supply with a powerful surge protector, and improved temperature control
Hypersensitive silk tweeters
Hi-Fi jacks
Remote control
Power LED
Easy connection to various audio devices
Three stereo inputs
Active subwoofer output
Front-mounted phase inverter
Volume control and timbre control
Magnetic shielding
MDF case of speakers

Output power (RMS), W	40 (2 × 20)
Frequency range, Hz	35 – 20,000
Tweeter diameter, mm	Ø 25
Woofer diameter, mm	Ø 100
Tweeter adjustment, dB	± 10
Bass adjustment, dB	± 10
Rated current, A	0,34
Magnetic shielding	yes
Channel separation, dB	≥ 45
Power supply	~220 V / 50 Hz
Case material	wood (MDF)
Dimensions (W × H × D), mm	150 × 310 × 225
Weight, kg	7.5
Color	beech, black, silver, oak
Life time	5 years

Other items

SVEN PS-99

Waterproof portable speaker with backlight

SVEN SRP-500

Portable wireless radio, USB/microSD player

SVEN RX-170

Wired mouse

SVEN RX-70

Wired mouse with dynamic backlight

SVEN MK-110

Wired dynamic microphone

SVEN RX-G860

Programmable gaming mouse

SVEN RX-425W

Wireless mouse with adjustable cursor speed

SVEN GC-5050 Gamepad

Windows/iOS/Android/PS-3/4/N-Switch compatible wireless gamepad

SVEN KB-E5800W

Wireless chiclet keyboard

SVEN SRP-50

Portable radio with LED display

SVEN GC-W600 Racing Wheel

Windows/PS3 compatible gaming steering wheel with shift lever

SVEN SPS-604

USB powered speakers with headphone and microphone jacks

News

06.02.2026

SVEN MC-15 HI-FI SPEAKER SYSTEM — HIGH-QUALITY SOUND IN THE SOUND STUDIO, LIVING ROOM, GAME ROOM

We are expanding the range of Hi-Fi products of MC series — introducing the new SVEN MC-15 multimedia 2.0 speaker system, an elegant combination of advanced technology and thoughtful design made for those who appreciate authentic sound quality.

Details >>

04.02.2026

SVEN MC-25 HI-FI SPEAKER SYSTEM — PREMIUM SOUND FOR TRUE AUDIOPHILES

We’re continuing to expand our premium MC series of Hi-Fi stereo systems with the launch of the new SVEN MC-25 2.0 speaker system — an accessible gateway into the world of high-fidelity audio, where every sonic detail unfolds with remarkable clarity and expressiveness.

Details >>

27.01.2026

SVEN PS-375 PORTABLE SPEAKER — DEEP BASS AND DYNAMIC RGB LIGHTING

Introducing the new portable speaker system, the SVEN PS-375 — designed for those who appreciate powerful bass, crisp high frequencies, and the freedom to move without being tethered to a power outlet.

Details >>

All News > > >

Special features of SVEN BF-21R two-way multimedia stereo system are hypersensitive silk tweeters, Hi-Fi jacks, convenient remote control. The system is multifunctional due to three stereo inputs and a subwoofer output.