KEF LS50 Wireless II

Product Overview

Uni-Q Bi-Amped Streaming Speakers ( with a separate 280 Watt (Class D) amp for the Woofer and a 100 Watt (Class AB) amp for the Tweeter

Bluetooth 4.2 with aptX® for high-quality audio streaming performance built-in dual-band Wi-Fi® for audio streaming from your network compatible streaming platforms include Apple AirPlay® 2, Google Chromecast and Roon uPnP for playing music files from your local network KEF Connect app offers comprehensive remote control via your Apple® or Android™ device compatible with popular music streaming apps, including Spotify (via Spotify Connect), Tidal, Amazon Music, Qobuz, and Deezer precise digital signal processing controls allow optimal room integration Connections (located on primary speaker): HDMI eARC (accepts signals up to 24-bit/192kHz) for improved sound from a compatible TV Toslink optical digital input (24-bit/96kHz) coaxial digital input (24-bit/192kHz) RJ45 Ethernet port for network connection (24-bit/384kHz) analog 3.5mm auxiliary input USB Type A input (for service only) mono RCA subwoofer output supported file formats (all inputs): MP3, M4A, AAC, FLAC, WAV, AIFF, ALAC, WMA, LPCM and Ogg Vorbis also supports DSD files up to 12.3 MHz and MQA files via network connection

KEF's 12th Generation Uni-Q Driver Array technology with advanced Metamaterial Absorption Technology (MAT) absorbs unwanted high-frequency vibrations and audible distortion. 5-1/4" aluminum cone woofer amplifier power: 280 watts (Class D) 1" vented aluminum dome tweeter amplifier power: 100 watts (Class AB) connection between left and right speakers: wired (allows 24-bit/192kHz audio) or wireless (allows 24-bit/96kHz audio) frequency response: 45-28,000 Hz (±3 dB) peak SPL: 108 dB MDF enclosure with elegant curved front baffle bass-reflex cabinet with patented offset, flexible port for reduced midrange coloration

Main Speaker Connections include: HDMI eARC (accepts signals up to 24-bit/192kHz) for improved sound from a compatible TV Toslink optical digital input (24-bit/96kHz) coaxial digital input (24-bit/192kHz) RJ45 Ethernet port for network connection (24-bit/384kHz) analog 3.5mm auxiliary input USB Type A input (for service only) mono RCA subwoofer output supported file formats (all inputs): MP3, M4A, AAC, FLAC, WAV, AIFF, ALAC, WMA, LPCM and Ogg Vorbis also supports DSD files up to 12.3 MHz and MQA files via network connection