Onkyo HT-S4505 Home Cinema System

Onkyo HT-S4505 Home Cinema System

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 Onkyo build and develop some of the most highly regarded AV receivers on the market today, being one of the few brands who focus on sound quality and functionality without compromising on either aspect. The company's range of home-cinema hubs are built into a variety of price points, meaning there's a unit for everyone, and each of these units in each of these price categories tend to win awards and hearts alike.

The HT-S4505 is a 5.1 home cinema system designed and eningeered by Onkyo. With its four HDMI inputs, ARC, HDMI-linked set-up display Dolby True HD/DTS-HD Master Audio, the S4505 boasts to be a superior system, with a brilliant level of connectivity and functionality the likes of which is rarely seen at this price point. 

Onkyo's critically acclaimed Wide Range Amplification Technology can be found within this unit, despite previously only being reserved for the company's higher end AV receiver models. This noise-reducing technology allows for a truly exceptional audio performance across the entirety of the frequency spectrum. Additionally, Audyssey 2EQ technology has been integrated within the receiver, this calibrates the loudspeakers and amplifier to match the acoustics of your room, making for a simple and hassle-free set-up. 



 Power Output
All Channels
100 W/Ch
(6 Ω, 1 kHz, 1% THD, 1 Channel Driven, IEC)
120 W/Ch
(6 Ω, 1 kHz, 1 Channel Driven, JEITA) 
 Dynamic Power 160 W (3 Ω, Front)
125 W (4 Ω, Front)
85 W (8 Ω, Front) 
 THD+N (Total Harmonic Distortion + Noise) 0.08% (20 Hz–20 kHz, Half Power)  
Damping Factor  60 (Front, 1 kHz, 8 Ω) 
 Input Sensitivity and Impedance 200 mV/47 kΩ (Line)
 Rated RCA Output Level and Impedance 200 mV/2.2 kΩ (Line Out)  
Maximum RCA Output Level and Impedance  2.0 V/2.2 kΩ (Line Out) 
 Frequency Response 5 Hz–100 kHz/+1 dB, -3 dB (Direct Mode)
 Tone Control ±10 dB, 50 Hz (Bass)
±10 dB, 20 kHz (Treble)
 Signal-to-Noise Ratio 100 dB (Line, IHF-A)
Speaker Impedance 6 Ω–16 Ω
Input Sensitivity/Output Level and Impedance
1.0 Vp–p/75 Ω (Component Y)
0.7 Vp–p/75 Ω (Component PB/CB, PR/CR)
1.0 Vp–p/75 Ω (Composite)
Component Video Frequency Response 5 Hz–100 MHz/+0 dB, -3 dB
Tuning Frequency Range FM 87.5 MHz–108 MHz
AM 530 kHz–1,710 kHz
FM/AM Preset Memory 40 Stations
Power Supply AC 230 V~, 50 Hz
Power Consumption 300 W 
Dimensions (W x H x D) 435 x 150 x 318 mm
Weight 7.6kg


Speaker Type Front Full-Range, Bass Reflex
Center Full-Range, Bass Reflex
Surround Full-Range, Bass Reflex
Subwoofer Bass Reflex, Powered 
Drivers Front 8cm cone
Center 8cm cone
Surround 8cm cone
Subwoofer 16cm cone
Frequency Response Front 80 Hz–20 kHz
Center 80 Hz–20 kHz
Surround 80 Hz–20 kHz
Surround Back 80 Hz–20 kHz
Subwoofer 27 Hz–150 Hz 
Output Sound Pressure Level Front 81 dB/W/m
Center 8 dB/W/m
Surround 81 dB/W/m
Max. Input Power  Front/Center/Surround - 120 W 
Rated Output Power  Subwoofer 80 W
(Minimum Continuous Power, 4 Ω, 100 Hz, IEC) 
 Nominal Impedance Front/Center/Surround 6 Ω 
 Input Sensitivity/Impedance Subwoofer: 440 mV/20 kΩ 
 Dimensions (W x H x D) Front 101 x 175 x 116 mm
Center 240 x 102 x 121 mm
Surround 101 x 175 x 116 mm
Subwoofer 211 x 425 x 391 mm



Providing your item is in stock, the order is usually dispatched within 24 hours. Postage and packing is completely free for orders over £100*. Out of stock items will be dispatched as soon as they become available, out of stock items can take between 4 to 21 days for dispatch.


Orders are sent via our couriers' DPD on a next-day-delivery service and usually, take between 1 and 3 days. 


Please use this link to find more detailed delivery information.


*We ship free of charge to mainland UK addresses, excluding the Scottish Highlands or 'Out-Of-Reach' Scottish locations. Please consult the post-codes below to see if your location falls within this category. If you are still unsure, please contact us on 01432 354921. We also ship to Northern Ireland, Channel Islands, Scilly Isles, Scottish Isles and Scottish Highlands, however, delivery to these locations will incur a charge and can only be sent via a 2-day service.

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