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TechGear
Real discussions from product enthusiasts
Lightweight Design Praised for Extended Wear
Users frequently highlight the Sony WH-CH520's 147-gram weight as a key comfort factor for long listening sessions. This lightweight build contributes to overall wearability, making them suitable for extended use during travel or workdays.
Battery Life Exceeds Expectations for Travel
The up to 50-hour battery life is a standout feature, with users confirming it easily lasts through multi-day trips. Quick charging, offering 90 minutes playback from 3 minutes of charge, adds practical value for users on the go.
On-Ear Design May Cause Discomfort Over Time
While praised for being lightweight, the on-ear design of the WH-CH520 can lead to ear discomfort or pain after several hours of continuous use. This is a common consideration for users who prioritize long-term comfort over extended periods.
Charging Risks with High-Power Adapters
Community members caution against using high-power USB chargers, citing potential damage to the charging IC and battery due to overheating. Using low-voltage chargers (5V, 0.5A) is recommended to ensure device longevity.
Expert answers based on real user experience
Community feedback consistently highlights the impressive battery longevity. Users report achieving close to the advertised 50 hours of playback, sufficient for multi-day trips without needing a charger. The quick charge feature is also well-received, providing approximately 90 minutes of listening time from just a 3-minute USB Type-C charge, useful for unexpected power needs. This extended capacity makes it a reliable companion for extended periods away from power outlets, such as long travel days or festival weekends.
r/SonyHeadphones
Many users find the 147-gram lightweight build and soft ear pads comfortable for shorter periods, typically under three hours. However, the on-ear form factor can lead to discomfort or pressure on the ears for some individuals during prolonged use, occasionally resulting in headaches. This is a common trade-off for on-ear designs, which are less bulky than over-ear alternatives but may not offer the same level of long-term ear comfort for everyone.
Sony
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Sony Sony WH-CH520 Wireless Headphones Bluetooth On-Ear Headset with Microphone and up to 50 Hours Battery Life with Quick Charging, Blue. Features: LONG BATTERY LIFE: With up to 50-hour battery life and quick charging, you’ll.... HIGH QUALITY SOUND: Great sound quality customizable to your music preference.... LIGHT & COMFORTABLE: The lightweight build and swivel earcups gently slip on .... CRYSTAL CLEAR CALLS: A built-in microphone provides you with hands-free calli.... MULTIPOINT CONNECTIO...
| UPC | 027242925472 |
| ASIN | B0BS1RT9S2 |
| Color | Blue |
| Theme | Music |
| Impedance | 32 Ohms |
| Brand Name | Sony |
| Model Name | WH-CH520 |
| Style Name | Classic |
| Unit Count | 1 Count |
| Item Weight | 147 Grams |
| Sensitivity | 100 dB |
| Control Type | Media Control |
| Manufacturer | SONY |
| Model Number | WHCH520/L |
| Noise Control | None |
| Built-In Media | Headphones, USB Type-C cable (USB-A to USB-C) (approx. 20 cm (7.88 in.)) |
| Cable Features |
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r/SonyHeadphones
For its price point, users generally describe the sound quality as surprisingly good, offering a consumer-friendly profile. The inclusion of DSEE technology enhances compressed music files, improving streaming quality. Furthermore, the Sony | Headphones Connect app allows for significant customization through its EQ settings, enabling users to tailor the audio to their specific preferences, whether for podcasts, bass-heavy music, or detailed acoustics.
r/SonyHeadphones
The multipoint connection feature allows users to connect to two Bluetooth devices simultaneously, enabling smooth transitions between, for example, a smartphone and a laptop. Swift Pair simplifies the initial pairing process with Windows 10 PCs, making it a quick and efficient setup. This dual connectivity is frequently cited as a convenient feature for managing both work calls and personal media without constant re-pairing.
r/SonyHeadphones
While specific field data for the WH-CH520 in sub-zero temperatures is limited, lithium-ion batteries typically experience reduced capacity and slower chemical reactions in cold environments. At -10°C, expect a noticeable decrease in the stated 50-hour playback time, potentially dropping by 20-30% or more depending on continuous usage and battery health. The lightweight plastic construction might also become more brittle. However, the on-ear design, lacking active noise cancellation, could be less susceptible to extreme cold impacting internal electronics compared to more complex over-ear models.
Expert Analysis
Charging the WH-CH520 with high-power chargers (e.g., those exceeding 5V/1A) risks damaging the internal charging IC chip and battery through excessive heat generation. This can lead to premature component failure or a complete inability to charge. To maintain battery health and prevent damage, it is recommended to use a standard low-voltage USB charger, ideally around 5V with a current output of 0.5A to 1A, which is typical for older USB ports or basic chargers. This ensures a controlled charge rate that minimizes thermal stress on the internal power management system.
Expert Analysis
| Without Cable |
| Control Method | App |
| Earpiece Shape | Round |
| Headphone Jack | No Jack |
| Is Autographed | No |
| Bluetooth Range | 10 Meters |
| Controller Type | Touch |
| Frequency Range | 20 Hz–20,000 Hz |
| Number of Items | 1 |
| Antenna Location | Calling |
| Audio Driver Size | 12 Millimeters |
| Audio Driver Type | Dynamic Driver |
| Bluetooth Version | 5.2 |
| Subject Character | no character |
| Compatible Devices | Electronic Devices with Bluetooth Capabilities |
| Enclosure Material | Plastic |
| Frequency Response | 20000 Hz |
| Additional Features | Fast Pair, Hands-free calling, Lightweight, Long battery and quick charging, Microphone Included, Swift Pair |
| Battery Charge Time | 50 Hours |
| Carrying Case Color | blue |
| Wireless Technology | Bluetooth |
| Battery Average Life | 50 Hour |
| Warranty Description | 1 year |
| Age Range Description | Adult |
| Carrying Case Material | plastic |
| Water Resistance Level | Not Water Resistant |
| Connectivity Technology | Wireless |
| Headphones Ear Placement | On Ear |
| Specific Uses For Product | Music |
| Headphone Folding Features | On Ear |
| Global Trade Identification Number | 00027242925472 |