Exact source record · ID 113481240Lenovo / Soundbars
Lenovo 78454978
Model 78454978 · Source ID 113481240
Lenovo 78454978 is a soundbar with audio output channels of 2.1 channels and subwoofer included of Yes. ProductFindr ties this page to source product ID 113481240 and separates verified product facts from optional retailer offers.
Check current price
No current retailer price has cleared ProductFindr's freshness checks. Use the live offer search before buying.
Decision specifications
Facts that change the room.
Channel layout, subwoofer configuration and HDMI eARC.
Audio output channels
2.1 channels
Subwoofer included
Yes
Subwoofer type
Active subwoofer
Subwoofer connectivity
Wired
Subwoofer RMS power
40 W
Bluetooth
Yes
Compatibility before checkout
Questions the SKU still has to answer.
These checks prevent a technically good product from becoming the wrong product for a specific room or signal chain.
- 01
Does the television provide the HDMI eARC or ARC connection this model requires?
- 02
Are the included or optional rear and bass channels suitable for the room?
- 03
Will the enclosure fit without blocking the television image or remote sensor?
Source-backed specification ledger
The facts behind the answer.
ProductFindr keeps the source field names visible so a user or answer engine can distinguish recorded facts from editorial guidance.
- Audio output channels
- 2.1 channels
- RMS rated power
- 80 W
- Peak Music Power Output (PMPO)
- 160 W
- Signal-to-Noise Ratio (SNR)
- 72 dB
- Subwoofer included
- Yes
- Subwoofer type
- Active subwoofer
- Subwoofer connectivity
- Wired
- Subwoofer RMS power
- 40 W
- Product colour
- Black
- FM radio
- No
- Built-in display
- Yes
- USB direct playback
- Yes
- Audio formats supported
- MP3
- Wall mountable
- Yes
- Connectivity technology
- Wired & Wireless
- Bluetooth
- Yes
- Bluetooth version
- 2.1+EDR
- HDMI ports quantity
- 1
- USB port
- Yes
- USB 2.0 ports quantity
- 1
- Digital audio coaxial in
- 1
- AUX in
- Yes
- Line-in
- Yes
- Width
- 550 mm
- Depth
- 78 mm
- Height
- 70 mm
- Soundbar weight
- 1.2 kg
- Subwoofer width
- 11.5 cm
- Subwoofer depth
- 25 cm
- Subwoofer height
- 42 cm
- Subwoofer weight
- 3.07 kg
- Remote control included
- Yes
- Bluetooth profiles
- A2DP, AVRCP, SBC
Image evidence
No substitute image.
The displayed image comes from the exact, brand-authorized Open Icecat product record.
SOURCE ID 113481240 · source-verified
Source ledger
Traceable to the source record.
Product identity, exact-record imagery and specifications were normalized from Open Icecat. Retailer prices are handled separately and appear only while fresh.
Open the source product page ↗FETCHED
Source & license
Open content, clearly marked.
Product records and images in this Home Theater catalog originate from Open Icecat and their respective copyright holders. The Open Icecat-derived catalog remains available at no charge under the Open Content License v1.4.
Modified by ProductFindr on 2026-08-08: source fields were normalized, deterministic summaries were assembled from recorded specifications, and source images were resized to a maximum of 1,200 pixels and converted to WebP. No generative model creates these product facts. Open Icecat content is provided as is, without warranty. ProductFindr's interface and independent room guidance are separate original work.