Amazon Renewed
Amazon Renewed Logitech Z623 2.1 Speaker System
Bottom line: The Amazon Renewed Logitech Z623 2.1 Speaker System: 7-inch bass reflex subwoofer handles low end without a separate amp; main trade-off: renewed unit, not new — cosmetic wear is possible.
As an Amazon Associate, SpecPicks earns from qualifying purchases. Full disclosure →
Pros & Cons
Pros
- ✓ 7-inch bass reflex subwoofer handles low end without a separate amp
- ✓ Two satellite speakers plus sub cover a desk or small retro setup
- ✓ 3.5mm aux and RCA inputs accept PCs, consoles and vintage gear
- ✓ Front headphone output lets you switch to private listening fast
Cons
- ✗ Renewed unit, not new — cosmetic wear is possible
- ✗ Brand ships as Amazon Renewed rather than direct from Logitech
- ✗ No Bluetooth or optical input; wired analog sources only
- ✗ 7-inch subwoofer needs real desk or floor clearance
Manufacturer description
This pre-owned or refurbished product has been professionally inspected and tested to work and look like new. How a product becomes part of Amazon Renewed, your destination for pre-owned, refurbished products: A customer buys a new product and returns it or trades it in for a newer or different model. That product is inspected and tested to work and look like new by Amazon-qualified suppliers. Then, the product is sold as an Amazon Renewed product on Amazon. If not satisfied with the purchase, renewed products are eligible for replacement or refund under the Amazon Renewed Guarantee.
SpecPicks Verdict
SpecPicks scored Amazon Renewed Logitech Z623 2.1 Speaker System using a rating × review-volume × price-fit model applied to published specs and reviews across the audio & midi category. Amazon Renewed's audio & midi lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for audio & midi of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Full Specifications
| Brand | Logitech |
|---|---|
| MP3 player | No |
| Model Name | Z623 |
| Unit Count | 3.0 Count |
| Model Number | Z623 |
| Power Source | Corded Electric |
| Speaker Size | 7 Inches |
| Speaker Type | Computer, Satellite, Subwoofer |
| Is Waterproof | FALSE |
| Mounting Type | Plug Mount |
| Warranty Type | Limited |
| Control Method | Touch |
| Controller Type | Auxiliary |
| Number of Items | 3 |
| Woofer Diameter | 7 Inches |
| Antenna Location | Music,Games,Movies |
| Audio Driver Size | 7 Inches |
| Audio Driver Type | Dynamic Driver |
| Audio Output Mode | Stereo |
| Compatible Devices | Desktop, Laptop, MP3 Player, Projector, Smartphone, Tablet, Television |
| Full listing title | Logitech Z623 2.1 Speaker System, 2 Satellite Speakers, 7" Bass Reflex Subwoofer, Integrated Controls with 3.5mm Auxiliary RCA inputs and Headphone Output (Renewed) |
Ready to buy?
Logitech Z623 2.1 Speaker System, 2 Satellite Speakers, 7" Bass Reflex Subwoofer, Integrated Controls with 3.5mm Auxiliary RCA inputs and Headphone Output (Renewed) is vintage hardware; the used and vintage market on eBay carries most of the live inventory. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. It also has an Amazon listing — check it for current price and availability. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
Related Audio & MIDI
More guides & deep dives from the SpecPicks archive
Browse all articles & guides →- Best Budget Gaming PC Build 2026 — ~$1,000 ($800 on Sale)
- Best 1440p Gaming GPUs in 2026
- Emulation Hardware in 2026: FPGA, Software, and Cart-Reader Ecosystems
- Best Retro Handhelds in 2026 — From $35 to $500
- RTX 4070 Super vs RX 7800 XT — Which to Buy in 2026
- How to Build a Windows 98 Retro PC in 2026
- The Complete Voodoo5 5500 AGP Driver Guide (2026 Edition)
More reviews from the SpecPicks archive
Browse all reviews →- Best Budget Streaming Starter Kit for Twitch & YouTube in 2026
- Raspberry Pi Locator Shuts Down in July: Where to Buy a Pi Now
- Running GLM-5.2 Locally on an RTX 3060: Ollama VRAM + tok/s
- Best Budget SSD for Gaming PC Builds in 2026: 5 Picks
- Build a Raspberry Pi Zero Cyberdeck in 2026: Parts, Wiring and a Working BOM
- AMD Instinct MI300X vs Consumer GPUs: What Local AI Builders Should Buy in 2026
- Best Controller for PC Emulation and Retro Gaming in 2026
- Windows XP Gaming in 2025: Hardware, Fixes, Best Games
- Raspberry Pi Projects for Students (2025 Guide)
- Add NVMe Boot and Active Cooling to a Raspberry Pi 5 in 2026
- AMD Ryzen AI Halo Review Roundup: AMD Builds Its Own DGX Spark Rival
- Samsung's 256GB microSD Falls to $47.99 — Plus the SSD Sidegrade
- Best IDE & SATA-to-USB Adapters for Retro PC Builds in 2026
- AMD EXPO Ultra-Low Latency BIOS Updates: 600-Series Guide
- AI-Driven Sound Blaster Driver Install on WinXP via Vision LLM
- Forza Horizon 6 on the RTX 3060 12GB: 1080p and 1440p Settings Guide
- Simba 3.2 Tops the TTS Leaderboard: Run Local Text-to-Speech on an RTX 3060 12GB
- How to Run DeepSeek-R1 32B on Apple M4: Which Mac You Need + Real tok/s
- GeForce 4 Ti 4600 AGP in a Windows XP Build: Drivers, Gotchas and Benchmarks
- Claude Fable 5 Burns 117k Tokens/Task: Can a Local RTX 3060 Keep Up?
- Which Open LLMs Actually Handle Tool-Calling on an RTX 3060?
- Building a Period-Correct 2001 GeForce 3 + Windows 98 SE Gaming Rig
- Build a Raspberry Pi Carputer for Your Daily Driver (2026)
- Best Budget AM4 Gaming PC Parts in 2026
Earliest SpecPicks reviews
Browse full archive →- Best GPU for Llama 3.1 8B (2026)
- Best GPU for Qwen 3 14B (2026)
- Best GPU for Qwen 3 32B (2026)
- Best GPU for Llama 3.1 70B (2026)
- Best GPU for DeepSeek-R1 32B (2026)
- Best GPU for Llama 3.1 405B (2026)
- How to run Llama 3.1 8B on NVIDIA GeForce RTX 5090
- How to run Qwen 3 14B on NVIDIA GeForce RTX 5090
- How to run Qwen 3 32B on NVIDIA GeForce RTX 5090
- How to run Llama 3.1 70B on NVIDIA GeForce RTX 5090
- How to run DeepSeek-R1 32B on NVIDIA GeForce RTX 5090
- How to run Llama 3.1 8B on NVIDIA GeForce RTX 4090