KEF LSX User Manual

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Table of ContentsSetting Up the LSXUsing the KEF Control AppPlayback and StreamingFAQ and Troubleshooting
15.3 IR Command Codes
LSX works with universal programmable remote control provided that the remote
control manufacturers have implemented KEF IR command codes in their remote
controls.
The following table lists the command codes required.
Code Format: NEC
Factory Code: 0x01
Functions Function codes
1 Power On/Off Toggle 0x40
2 Mute/ Unmute Toggle 0x20
3 Play/Pause 0x18
4 Next 0x52
5 Source toggle 0x58
6 Volume Up 0x60
7 Volume Down 0xA0
8 Previous 0xD2
9 Power ON 0x38
10 Power OFF 0x3A
11 Mute 0x48
12 Un-Mute 0x4A
13 Source: Wi-Fi 0x30
14 Source: Bluetooth 0x2A
15 Bluetooth Pairing 0x98
16 Source: AUX 0x02
17 Source: Optical 0x0A
18 Source: USB 0x1A
19 Preset Volume (30%) 0x78

KEF LSX Specifications

General

Frequency Response	54Hz - 28kHz (±3dB)
Frequency Range	49Hz - 47kHz (-6dB)
Max. SPL	102dB
Outputs	Subwoofer Output
Design	2-way bass reflex
Driver	Uni-Q driver array: HF: 19mm (0.75in.) aluminium dome, LF/MF: 115mm (4.5in.) magnesium/aluminium alloy cone
Amplifier Power	LF: 70W, HF: 30W
Wireless Features	Wi-Fi, Bluetooth 4.2
Streaming Services	Spotify Connect, Tidal
Inputs	TOSLINK Optical, 3.5mm Auxiliary
Resolution	24-bit/96kHz
Dimensions	240 x 155 x 180 mm (H x W x D)
Weight	3.6kg per speaker
Finish Options	Black, Blue, White