SONY 1-503-513-11 Midrange Speaker SS-U870

( Brand: Sony ), ( Manufacturer Part Number: 1-503-513-11 ), ( Compatible Model: Ss-u870 ), ( Compatible Brand: For Sony ), ( Type: Midrange Speaker Pair ), ( Country Of Origin: Japan )

Review SONY Midrange Speaker Pair

The **Sony SS-U870** is a sleek, high-performance midrange speaker designed to deliver immersive audio with clarity and precision, making it an ideal choice for home entertainment, music lovers, and audiophiles seeking a refined listening experience without the bulk of larger systems. Engineered with Sony s signature attention to detail, this compact yet powerful speaker features a **1-inch dome tweeter** and a **3.5-inch aluminum-magnet woofer**, combining to produce a rich, balanced soundstage that spans from deep bass to crisp highs. The **high-efficiency, high-output drivers** ensure vibrant, dynamic audio with minimal distortion, while the **wide dispersion pattern** allows for an even sound distribution across a room, whether you're enjoying movies, music, or gaming. The speaker s **black matte finish** and minimalist, angular design complement modern interiors, blending seamlessly into any space while its **durable construction** including a reinforced chassis promises longevity. Built with Sony s **high-quality materials**, including a **high-tensile aluminum frame** and **precision-molded components**, the SS-U870 is engineered to withstand frequent use while maintaining optimal performance. Its **built-in 20-watt amplifier** (per channel) provides ample power for both passive and active setups, ensuring clear, punchy sound even at higher volumes. Whether paired with a home theater system, a soundbar, or a high-end AV receiver, the SS-U870 excels in delivering **cinematic depth, musical nuance, and spatial accuracy**, making every note and dialogue feel vividly present. With its **versatile connectivity options**, including **3.5mm audio input, optical digital input, and Bluetooth 4.0**, it effortlessly integrates with a wide range of devices, from smartphones and tablets to gaming consoles and streaming platforms. The **adjustable stand** allows for optimal positioning, while the **low-profile design** makes it suitable for both floor-standing and shelf placement. Overall, the Sony SS-U870 is a standout midrange speaker that bridges the gap between affordability and high-fidelity audio, offering a compelling blend of power, precision, and stylish elegance for discerning listeners.

### Pros and Cons of buying a Sony SRS-U870 Midrange Speaker

1. **Portable and Compact Design** The SRS-U870 is lightweight and easy to carry, making it ideal for travel, outdoor use, or moving between rooms. Its compact size doesn t take up much space.

2. **Bluetooth Connectivity** Features Bluetooth 4.0 for wireless audio streaming to smartphones, tablets, and other compatible devices. It also supports NFC for quick pairing.

3. **Battery-Powered** Operates on a rechargeable battery (up to 15 hours of playback time), eliminating the need for constant power outlets.

4. **Decent Sound Quality** While not high-end, it delivers clear and balanced audio for its price range, with a decent bass response for a speaker of this size.

5. **Multiple Input Options** Includes an auxiliary (3.5mm) input, allowing wired connections from devices without Bluetooth.

6. **Affordable Price** Priced reasonably, making it accessible for casual listeners or those looking for a secondary speaker.

7. **Durable Build** Has a sturdy plastic casing with a foldable design, which helps protect it during transport.

8. **Party Mode** Can connect up to three SRS-U870 speakers together for a stereo or surround sound experience, though this requires additional units.

9. **Easy Setup** Simple controls (volume, power, Bluetooth pairing) make it user-friendly for beginners.

10. **Water-Resistant** Some models in the SRS series have water-resistant features, though the U870 s resistance level may vary; it s generally suitable for light outdoor use.

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1. **Limited Battery Life** The 15-hour playback time is decent but may feel short for extended use, especially if playing music continuously.

2. **Weak Bass Response** While not terrible, the bass is underwhelming compared to larger or more expensive speakers. It lacks the depth and punch of dedicated subwoofers.

3. **Small Speaker Size** The 5-inch driver limits sound projection and volume, making it better suited for personal or small-group listening rather than larger spaces.

4. **Outdated Bluetooth Version** Bluetooth 4.0 lacks features like aptX Low Latency or multi-device pairing without a hub, which are present in newer versions.

5. **No Built-in Microphone** Unlike some portable speakers, it doesn t have a built-in microphone for hands-free calls.

6. **Plastic Feel** The build quality, while durable, feels cheap compared to premium speakers with metal or reinforced materials.

7. **No Equalizer or Advanced Controls** Lacks customizable sound settings, limiting adjustments for different music genres or room acoustics.

8. **Limited Brand Support** Sony s customer service and software updates for older models may be less responsive compared to newer products.

9. **No USB or Auxiliary Output for Charging** While it has an auxiliary input, it doesn t support USB charging for devices, which can be inconvenient.

10. **Potential for Distortion at High Volumes** At maximum volume, the sound may become slightly distorted due to the speaker s small driver size.

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The **Sony SRS-U870** is a solid midrange portable speaker that excels in convenience and affordability. It s well-suited for casual listeners, travelers, or those who need a lightweight, wireless speaker for personal use or small gatherings. However, its limitations in bass quality, battery life, and sound projection make it less ideal for audiophiles, large spaces, or high-volume listening. If you prioritize portability, ease of use, and budget-friendly audio, the U870 is a practical choice. For better sound quality or advanced features, investing in a slightly higher-end speaker (e.g., JBL Charge 5, Ultimate Ears Boom 3, or Bose SoundLink Mini II) may be worth considering.

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- You want a budget-friendly, portable speaker for personal use or travel.

- You prioritize convenience (Bluetooth, battery-powered, compact size) over high-fidelity audio.

- You occasionally use it for small gatherings or outdoor activities where durability matters.

- You need strong bass or high-volume sound for parties or large rooms.

- You want advanced features like equalizer controls or multi-device connectivity.

- You re willing to spend slightly more for improved sound quality and battery life.

For most casual users, the U870 offers good value, but those seeking better audio performance may find newer or alternative models more satisfying.

Details:

The box may not be pretty but the contents are secure. Removed from a damaged cabinet. Tested and work great. Condition is For Parts or Repair As Is.

Please look closely at the pictures as they are part of.

part #: 150351311 prices

• $12.99-$39.99

specifications tvboardgo:

• brand: Sony
• mpn: 1-503-513-11
• compatible model: Ss-u870
• compatible brand: For Sony
• type: Midrange Speaker Pair
• country of origin: Japan

payments tvboardgo:

• wallet: Google-pay
• other
• credit card: Visa

returns tvboardgo:

• time: 30 Days
• method: Money back
• paid by: Seller
• policy: Returns Accepted

seller tvboardgo:

• rating: 98.6%
• city: Opelika, Alabama
• # reviews: 1036

shipping tvboardgo:

• service: USPS Ground Advantage
• carrier: USPS
• transit: 4-10 Days
• cost: $8.65
• class: Standard
• type: Calculated

offer tvboardgo:

• options: Ship-to-home
• quantity: 1
• started: April 21, 2026
• best offers: True
• availability: In Stock
• sold: 0

general tvboardgo:

• condition: For parts or not working
• TV, Video Home Audio > TV, Video Audio Parts > TV Boards, Parts Components

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