KEF LS50 Wireless is a 2-way Powered Bass Reflex Bookshelf speaker by KEF. It was released in 2016. LS50 Wireless's built-in amplifier provides 230-watt RMS. The built-in power amplifier saves space & eliminates the need to connect KEF LS50 Wireless to a stereo receiver or external power amp. It features a 1" Hard-Dome Tweeter and 1 x 5.25" Magnesium/aluminum alloy Woofer. The speaker has a frequency range of 79-28k Hz. KEF LS50 Wireless has an MSRP of 2200$ per pair.
KEF later replaced LS50 Wireless with LS50 Wireless II. Follow the link to read our in-depth comparison of these speakers:
Compare KEF LS50 Wireless vs KEF LS50 Wireless II
KEF's LS Series of Loudspeakers
LS50 Wireless is a member of KEF's LS series of Powered speakers. The LS range are KEF's active wireless speaker systems, from the compact LSX to the flagship LS60. Below you can see the main specs of these speakers.
See all 7 KEF LS models compared »
KEF LS Series Speakers
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Frequency Response of the KEF LS50 Wireless Speaker
KEF LS50 Wireless has a Frequency response range of 79-28k Hz. With a minimum frequency of 79 Hz, it is hard to expect a strong bass response from LS50 Wireless so depending on your use case, using a subwoofer will significantly help to widen the response range.
Here we have a comparison of how LS50 Wireless's Low frequency value compares with the average, max and min Low frequency values in its class.
Low Frequency
Bookshelf Speakers
Thinking about a subwoofer for the KEF LS50 Wireless?
KEF LS50 Wireless Back View
Handheld Remote
KEF LS50 Wireless comes with a handheld remote which is obviously very useful to control your powered speakers from a distance.
KEF LS50 Wireless Handheld Remote
Bluetooth Connectivity
KEF LS50 Wireless employs Built-in 4.0 Bluetooth for wireless music streaming from your Bluetooth-enabled devices such as Apple iPod/iPhone/iPad, Android smartphone/tablet, Windows PC, Mac computers/laptops. LS50 Wireless can playback up to 24-bit / 192 kHz with compatible devices.
KEF LS50 Wireless supports the following Bluetooth Codecs when used with supported devices:
Supported Streaming Services
KEF LS50 Wireless supports the following Streaming Services:
Supported Wireless Streaming System
KEF LS50 Wireless supports the following wireless streaming methods:
App-Based Control
KEF LS50 Wireless can be controlled wirelessly via KEF Connect application available on Apple iOS and Android.
Inputs and Outputs
- RCA Input
- USB Port: USB-B
- Wired Subwoofer Output
- Digital Input: Optical
- Ethernet Port
KEF LS50 Wireless External Dimensions and Weight
KEF LS50 Wireless has external dimensions of (Height x Width x Depth) 11.875 x 7.875 x 13.25inch (301.6 x 200.0 x 336.5mm ).
Base Surface Area
Base surface area of a loudspeaker may become a determining factor when the space in your room or desk is limited.
The base area of KEF LS50 Wireless is approximately 673.0cm2 / 104.3inch2.
Find speakers that fit your shelf or alcove → · Work out where they should sit in the room →
Weight The speaker with the built-in amplifier weighs 10.20kg / 22.4lbs whereas the other speaker weighs 10.00kg/ 22lbs. Here is a comparison of how LS50 Wireless's weight compares with the average, max and min weights in its class.
Weight
All Bookshelf Speakers
Weight
Bookshelf Speakers under $3000
Cabinet type and Materials
KEF LS50 Wireless has a
Bass Reflex type cabinet. Bass Reflex type loudspeakers (aka Ported, Vented or Reflex Port) have enclosures that uses a port, hole or vent cut into the cabinet. Ported designs are generally more efficient than the Sealed designs.
Port Position
KEF LS50 Wireless is a rear-firing port speaker so you have to make sure you leave enough space between the back of the speaker and wall or bookshelf so that it has room to breathe.
Wall Mounting
LS50 Wireless doesn't sport any built-in mounting bracket, so you need an external structure to mount it on walls.
What's in the Box of KEF LS50 Wireless?
Here are the items that are included inside the box of LS50 Wireless:
- Wireless powered speaker (Right)
- Wireless powered speaker (Left)
- Two 6.5-feet AC power cords
- 10-feet Cat-6 interconnect speaker cable
- 6.5-feet USB-B to USB-A cable
- 42
KEF LS50 Wireless - What's in the Box
Recommended Accessories
Here is a list of accessories that we think you may need for the KEF LS50 Wireless.
- Vibration Isolators: IsoAcoustics isolators are our favorite isolators but you may find more affordable options too.
- Acoustic Panels and Treatments: Your room is as important as your stereo equipment so acoustic treatments goes a long way in improving the overall performance.
- Speaker Stands: Stands bring your bookshelf speakers to ideal height (rule of thumb is to have the tweeter level with your ear in your listening position), helps stability and acoustical isolation.
Warranty
1 Year of parts warranty and 1 Year of labor warranty is generally provided by the manufacturer.