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  1. Home
  2. JBL Soundbars
  3. Soundbars
  4. JBL Bar 300MK2
JBL Bar 300MK2 Review
JBL Bar 300MK2 - Front View

Compare To

Main Features

  • 5.0-channel layout
  • HDMI eARC + 1 HDMI in (4K pass-through)
  • Rear speakers optional
  • 9 drivers in the bar
  • 225 watts total
  • Wi-Fi (AirPlay 2, Google Cast, Spotify Connect)
  • Bluetooth
  • Voice: Google Assistant optional
  • Room correction
  • Weight: 6.5 lbs / 2.95 kg
  • Size (W x H x D): 37.06 x 2.13 x 4.94 in
MSRP: $450 (list price)
Check price atAmazon›
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JBL Bar 300MK2 Review
JBL Bar 300MK2 JBL Bar 300MK2
Check price atAmazon›

Made by JBL · United States · since 1946 · sold through dealers

The JBL Bar 300MK2 is a 5.0-channel soundbar from JBL, listed at $450.

JBL Bar 300MK2 Pros and Cons

Drawn from the published figures on this page, not from listening.

  • ✓A dedicated centre channel for dialogue
  • ✓Can grow into true surround with optional rear speakers
  • ✓HDMI eARC carries lossless Dolby TrueHD and Atmos from the TV
  • ✓HDMI input with 4K pass-through - a spare port for a console or player
  • ✓Wi-Fi streaming with AirPlay 2, Google Cast, Spotify Connect
  • ✓Room correction tunes the sound to where it is placed
  • ✓Dialogue enhancement
  • ✓Learns your TV remote
  • ✗No subwoofer option - bass is limited to what the bar itself can do

Channels and Surround Sound

The 5.0 badge means 5 ear-level channels (left, centre, right and 2 for width or surround). Virtual surround: MultiBeam 3.0.

Subwoofer, Rear Speakers and Mounting

There is no subwoofer option. Rear surround speakers are optional, so it can become a true surround system later. Wall-mountable: Yes (bracket included).

Connections

The JBL Bar 300MK2 has HDMI eARC to the TV - the connection that carries lossless Dolby TrueHD and Atmos from the TV's own apps and inputs; 1 HDMI input with 4K video pass-through (HDMI 2.0); optical digital input; USB-A input.

Streaming, Control and Sound Modes

Wi-Fi (2.4, 5.0 GHZ), with AirPlay 2, Google Cast, Spotify Connect, TIDAL, Amazon Music, Pandora, SiriusXM, TuneIn, YouTube Music; Bluetooth; voice control: Google Assistant optional; app control (Apple iOS, Android); a remote in the box. Sound features: dialogue enhancement, room correction, learns the TV remote.

Size and Which TV It Suits

The bar measures 37.06 x 2.13 x 4.94 in (W x H x D), or 941 x 54 x 126 mm, and weighs 6.5 lbs. It is no wider than the screen of a 43-inch TV (37.5 in wide) or larger, which is where a soundbar looks in proportion. At 2.13 in tall it should clear the bottom of most TVs sitting on their own feet.

Open the soundbar size simulator to try another TV or compare two bars.

JBL Bar 300MK2 Specifications

Sound
Channels5.0
DTS:XNo
DriversTweeters: 0.75" Dome (4); Woofers: 1.625" x 3.1875" Cone (5); Enclosure: Ported
Power (bar, total)225 watts
Frequency response50-20K Hz
SubwooferNone
Rear speakersOptional
Virtual surroundMultiBeam 3.0
Dialogue enhancementYes
Night modeNo
Room correctionYes
Connections
HDMI to TVeARC
HDMI inputs1
Video pass-through4K
HDMI version2.0
Optical inputsYes
Analogue inputNo
USBUSB-A
Subwoofer outputNo
HDMI CECYes
Streaming and Control
Wi-Fi802.11ax
BluetoothYes
StreamingAirPlay 2, Google Cast, Spotify Connect, TIDAL, Amazon Music, Pandora, SiriusXM, TuneIn, YouTube Music
Voice controlGoogle Assistant optional
AppApple iOS, Android
Remote includedYes
Learns TV remoteYes
Physical
Dimensions (W x H x D)37.06 x 2.13 x 4.94 in / 941 x 54 x 126 mm
Weight6.5 lbs / 2.95 kg
Wall mountingYes (bracket included)
Warranty1 Year parts, 1 Year labour
List price$450

Power is the maker's total across all drivers and is not comparable to an amplifier's per-channel rating.

JBL Bar 300MK2 Alternatives at a Similar Price
SoundbarChannelsAtmosHDMISubwooferPrice
Polk Audio Signa S43.1.2YeseARCIncluded$449
Samsung HW-B750F5.1NoARCIncluded$448
WiiM Bar3.0.2YeseARCOptional$479
Sonos Beam (Gen 2)3.0YeseARCOptional$499
Denon DHT-S5173.1.2YeseARCIncluded$499
Polk Audio MagniFi Mini AX3.1YeseARCIncluded$499
Furrion Aurora FSBNN30MST2.1NoARCBuilt-in$400
Yamaha SR-B40A2.1YeseARCIncluded$400

All soundbars ›

Frequently Asked Questions about JBL Bar 300MK2

Does the JBL Bar 300MK2 have HDMI eARC?

Yes, it has HDMI eARC.

Does the JBL Bar 300MK2 come with a subwoofer?

No, and it cannot add one. Bass comes from the bar itself.

Can you add rear speakers to the JBL Bar 300MK2?

Yes. Optional rear speakers turn it into a true surround system.

What size TV is the JBL Bar 300MK2 best for?

At 37.06 inches wide it is no wider than a 43-inch TV's screen, so it suits 43-inch TVs and larger. It works under a smaller TV too, but will overhang the screen.

Can the JBL Bar 300MK2 stream music?

Yes. It has Wi-Fi and supports AirPlay 2, Google Cast, Spotify Connect, TIDAL, Amazon Music, Pandora, SiriusXM, TuneIn, YouTube Music.

Can the JBL Bar 300MK2 be wall mounted?

Yes, and the wall bracket is included.

How much does the JBL Bar 300MK2 cost?

Its list price is $450.

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