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

SVEN BF-31

SVEN BF-31

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
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
    • Power LED
    • Stereo input for connection to various audio devices
    • Active subwoofer output
    • Front-mounted phase inverter
    • Volume control and timbre control
    • Magnetic shielding
    • MDF case of speakers   

Output power (RMS), W 50 (2 × 25)
Frequency range, Hz 35 – 20,000
Tweeter diameter, mm Ø 25
Woofer diameter, mm 2 × 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 × 460 × 232
Weight, kg 11
Color beech, black, silver, oak
Life time 5 years

Other items

New

Party speaker system with Bluetooth, karaoke and FM radio

8 sockets surge protector, 3680 W

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

Programmable RGB backlit gaming keyboard.

Wired mouse with side navigation buttons

Line interactive UPS, 480W, 2 sockets

Set of two wireless dynamic microphones

USB powered speakers with RGB backlight

UPS battery 12V 9Ah

UPS battery 12V 17Ah

Bluetooth wireless speaker system

New

Compact gaming soundbar with Bluetooth and dynamic switchable lighting

News

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 >>
07/15/2025

SVEN AP-B800MV FULL-SIZE HEADSET — HARMONY OF SOUND AND SILENCE

We continue to develop the line of stylish and technological headphones, combining in new models everything that is important for a modern user: from high level of reliability and comfort to availability of the most advanced functions.

Details >>
07/14/2025

SVEN AP-B710MV WIRELESS HEADSET — COMFORT THAT CAN BE HEARD

The new SVEN AP-B710MV model continues the series of stylish and comfortable overhead headphones, which have gained well-deserved recognition of users for perfectly balanced combination of design, quality and functionality while maintaining affordable price.

Details >>

SVEN BF-31 two-way multimedia stereo system is an excellent choice for connoisseurs of high quality stereo sound. The system provides clear sound with intensive bass, high volume level, which is achieved due to good power specifications. The MSS has a subwoofer output.

Other items

Compact gaming soundbar for computer with Bluetooth and dynamic switchable lighting

Relay automatic voltage regulator, wall-mounted, LCD, 800 W, 1 socket

Portable speaker with backlight

Programmable gaming mouse

HDMI to HDMI (2.0) cable

Wired keyboard with 2 USB ports

Wired keyboard

Wireless mouse with silent buttons

Portable speaker with backlight

Wireless mouse with adjustable cursor speed

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

Soundbar for TV

News

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 >>
07/15/2025

SVEN AP-B800MV FULL-SIZE HEADSET — HARMONY OF SOUND AND SILENCE

We continue to develop the line of stylish and technological headphones, combining in new models everything that is important for a modern user: from high level of reliability and comfort to availability of the most advanced functions.

Details >>
07/14/2025

SVEN AP-B710MV WIRELESS HEADSET — COMFORT THAT CAN BE HEARD

The new SVEN AP-B710MV model continues the series of stylish and comfortable overhead headphones, which have gained well-deserved recognition of users for perfectly balanced combination of design, quality and functionality while maintaining affordable price.

Details >>

Other items

Multifunctional portable karaoke speaker system with backlight

Backlit wired keyboard

Multifunctional portable karaoke speaker system with backlight

Gaming headset with RGB backlight and 7.1 virtual sound

Line interactive UPS, 360W, 2 sockets

On-ear wired headset

Bluetooth speakers with volume and tone controls and headphone output on the side panel

Wired dynamic microphone

Wireless mouse

Wired in-ear earbuds with microphone

Speakers with volume and tone controls and headphone output on the side panel

Wired in-ear earbuds

News

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 >>
07/15/2025

SVEN AP-B800MV FULL-SIZE HEADSET — HARMONY OF SOUND AND SILENCE

We continue to develop the line of stylish and technological headphones, combining in new models everything that is important for a modern user: from high level of reliability and comfort to availability of the most advanced functions.

Details >>
07/14/2025

SVEN AP-B710MV WIRELESS HEADSET — COMFORT THAT CAN BE HEARD

The new SVEN AP-B710MV model continues the series of stylish and comfortable overhead headphones, which have gained well-deserved recognition of users for perfectly balanced combination of design, quality and functionality while maintaining affordable price.

Details >>

Other items

Gaming headset with RGB backlight and 7.1 virtual sound

Party speaker system with Bluetooth, karaoke and FM radio

Wired mouse with silent buttons

Wireless set: chiclet keyboard + mouse + mousepad

TWS in-ear headset

Web camera Full HD resolution

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

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

Portable speaker with backlight

Programmable gaming mouse

Relay automatic voltage regulator, 320 W, 2 sockets

New

Speaker system with Bluetooth and dynamic switchable backlight

News

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 >>
07/15/2025

SVEN AP-B800MV FULL-SIZE HEADSET — HARMONY OF SOUND AND SILENCE

We continue to develop the line of stylish and technological headphones, combining in new models everything that is important for a modern user: from high level of reliability and comfort to availability of the most advanced functions.

Details >>
07/14/2025

SVEN AP-B710MV WIRELESS HEADSET — COMFORT THAT CAN BE HEARD

The new SVEN AP-B710MV model continues the series of stylish and comfortable overhead headphones, which have gained well-deserved recognition of users for perfectly balanced combination of design, quality and functionality while maintaining affordable price.

Details >>