SVEN BF-21R

Tuotteet 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 TWR-2800DD

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
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 RX-300 Wireless

Wireless mouse with adjustable cursor speed

SVEN RX-380W

Wireless mouse with adjustable cursor speed

SVEN AP-010MV

On-ear wired headphones

SVEN E-310B

TWS earbuds with ANC

SVEN E-727BT

TWS in-ear headset

SVEN HDMI (2.0)

HDMI to HDMI (2.0) cable

SVEN RX-525SW

Wireless Mouse with silent buttons

New

SVEN PS-399

Waterproof portable speaker system with Auracast™ support, Bluetooth and RGB backlight

SVEN MC-50

Hi-Fi speaker system with the highest sound quality. Bluetooth, Optical, remote control, headphone output

SVEN RX-515SW

Wireless mouse with silent buttons

SVEN KB-G8000

Backlit gaming keyboard

SVEN HA-950

Home audio system with Bluetooth

News

06/09/2026

SVEN PS-960 PARTY SPEAKER SYSTEM — THE UNIVERSAL GATHERING POINT

Introducing the SVEN PS-960 — a portable party speaker system designed for those who can't imagine a celebration without powerful sound and vibrant emotions. This speaker combines concert-level performance, versatile connectivity, and endurance built to handle the longest parties.

Details >>

05/28/2026

SVEN PS-399 PORTABLE SPEAKER WITH AURACAST™ — SHARE THE RHYTHM WIRELESSLY

Introducing a new model ready to redefine what portable sound can be. The SVEN PS-399 portable acoustic system is built for those who refuse to sacrifice audio quality for mobility. This speaker brings together thoughtful engineering, modern wireless standards, and everyday reliability.

Details >>

05/14/2026

SVEN RX-G970W WIRELESS GAMING MOUSE — FREEDOM IN EVERY MOVE

We are proud to introduce the new SVEN RX-G970W gaming mouse. This device embodies the perfect balance between an ultra-lightweight design, professional-grade precision, and exceptional battery life, creating a tool that becomes a natural extension of a gamer's hand.

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.