https://vk.com/rtrg?p=VK-RTRG-520044-9w6bu" style="position:fixed; left:-999px;" alt=""/>

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-20
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
  • 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

Windows compatible gaming steering wheel

Soundbar for TV

Windows/Android/PS3 compatible wireless gamepad

Wired keyboard with PC shutdown option

Windows compatible gaming steering wheel

Relay automatic voltage regulator, wall-mounted, LCD, 1200 W, 2 sockets

Gaming headset

Dual Mode Wireless Mouse (2.4 GHz and Bluetooth)

On-ear wired headphones

Portable wireless radio, USB/microSD player

Line interactive UPS with LCD, 900W, 3 sockets, USB

Fabric mouse pad with rubber backing

News

09/09/2025

SVEN PS-990 PORTABLE SPEAKER SYSTEM — POWERFUL SOUND EVEN UNDER WATER

We introduce you the new portable acoustic system SVEN PS-990, which combines seemingly incompatible features: high power, compact, stylish design and water protection. This model is designed for those who are not used to limit parties to the walls of the house.

Details >>
08/21/2025

SVEN PS-395 PORTABLE SPEAKER — A CLASSIC FORMAT IN A NEW INTERPRETATION

We continue to delight fans of portable speakers by offering increasingly original models - both in design and construction. Our engineers not only regularly update the design of speakers, but also rethink familiar formats.

Details >>
08/13/2025

SVEN RX-G980W GAMING MOUSE — PRECISION, SPEED AND COMPLETE FREEDOM OF ACTION

Just look at the new gaming mouse SVEN RX-G980W and you will see that this is a true flagship device which combines the most modern technologies from the world of computer-game peripherals.

Details >>

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.

Other items

Waterproof portable speaker with backlight

Multifunctional speaker system with Bluetooth, USB/SD player, FM radio, display, remote control

Wired keyboard with low profile keys

Party speaker system with Bluetooth, karaoke and FM radio

Windows/PS3/PS4 compatible wireless gamepad

Wired in-ear earbuds

Web camera with manual focus adjustment

TWS in-ear earbuds with microphone

Fabric mouse pad with rubber backing

Set of two wireless dynamic microphones

USB 2.0 Am - Af extension cable

Wireless mouse with silent buttons

News

09/09/2025

SVEN PS-990 PORTABLE SPEAKER SYSTEM — POWERFUL SOUND EVEN UNDER WATER

We introduce you the new portable acoustic system SVEN PS-990, which combines seemingly incompatible features: high power, compact, stylish design and water protection. This model is designed for those who are not used to limit parties to the walls of the house.

Details >>
08/21/2025

SVEN PS-395 PORTABLE SPEAKER — A CLASSIC FORMAT IN A NEW INTERPRETATION

We continue to delight fans of portable speakers by offering increasingly original models - both in design and construction. Our engineers not only regularly update the design of speakers, but also rethink familiar formats.

Details >>
08/13/2025

SVEN RX-G980W GAMING MOUSE — PRECISION, SPEED AND COMPLETE FREEDOM OF ACTION

Just look at the new gaming mouse SVEN RX-G980W and you will see that this is a true flagship device which combines the most modern technologies from the world of computer-game peripherals.

Details >>

Other items

Programmable gaming mouse

Wired set: keyboard + mouse

Ergonomic Dual Mode Wireless Mouse (2.4 GHz and Bluetooth)

Gaming headset with LED backlight and 7.1 virtual sound

Portable radio, USB/microSD player

Wired in-ear earbuds

Speaker system with Bluetooth, USB/SD player, remote control and headphone output

Web camera Full HD resolution

Waterproof portable speaker with backlight

Speakers with volume and tone controls on the front panel

Wireless mouse with silent buttons

Wired in-ear earbuds

News

09/09/2025

SVEN PS-990 PORTABLE SPEAKER SYSTEM — POWERFUL SOUND EVEN UNDER WATER

We introduce you the new portable acoustic system SVEN PS-990, which combines seemingly incompatible features: high power, compact, stylish design and water protection. This model is designed for those who are not used to limit parties to the walls of the house.

Details >>
08/21/2025

SVEN PS-395 PORTABLE SPEAKER — A CLASSIC FORMAT IN A NEW INTERPRETATION

We continue to delight fans of portable speakers by offering increasingly original models - both in design and construction. Our engineers not only regularly update the design of speakers, but also rethink familiar formats.

Details >>
08/13/2025

SVEN RX-G980W GAMING MOUSE — PRECISION, SPEED AND COMPLETE FREEDOM OF ACTION

Just look at the new gaming mouse SVEN RX-G980W and you will see that this is a true flagship device which combines the most modern technologies from the world of computer-game peripherals.

Details >>

Other items

Soundbar for TV

Wireless keyboard with low profile keys

New

Mechanical backlit keyboard

Waterproof portable speaker with backlight

On-ear wired headphones

Desktop wired microphone

RGB backlit wired keyboard

Wireless mouse with adjustable cursor speed

Bluetooth speaker system with headphone and microphone jacks

HDMI to HDMI (2.0) cable

Web camera Full HD resolution

Wireless mouse

News

09/09/2025

SVEN PS-990 PORTABLE SPEAKER SYSTEM — POWERFUL SOUND EVEN UNDER WATER

We introduce you the new portable acoustic system SVEN PS-990, which combines seemingly incompatible features: high power, compact, stylish design and water protection. This model is designed for those who are not used to limit parties to the walls of the house.

Details >>
08/21/2025

SVEN PS-395 PORTABLE SPEAKER — A CLASSIC FORMAT IN A NEW INTERPRETATION

We continue to delight fans of portable speakers by offering increasingly original models - both in design and construction. Our engineers not only regularly update the design of speakers, but also rethink familiar formats.

Details >>
08/13/2025

SVEN RX-G980W GAMING MOUSE — PRECISION, SPEED AND COMPLETE FREEDOM OF ACTION

Just look at the new gaming mouse SVEN RX-G980W and you will see that this is a true flagship device which combines the most modern technologies from the world of computer-game peripherals.

Details >>