Sony WH-CH520 Wireless Headphone

Technical Specification
Frequency Range	20Hz-20,000Hz (44.1kHz Sampling)
Driver Diameter	30 mm
Connectivity	Bluetooth Version 5.2
Battery Life	Battery Life (Continuous Communication Time): Max. 40 hours Battery Life (Waiting Time): Max. 200 hours
Others	Volume Control: Yes Effective Range: 10m Frequency Range: 2.4GHz band (2.4000GHz-2.4835GHz) Profile: A2DP, AVRCP, HFP, HSP Supported Audio Format(s): SBC, AAC Supported Content Protection: SCMS-T
Physical Specification
Weight	Approx. 147g
Color	Black
Warranty Information
Manufacturing Warranty	6 months Official Warranty

Sony WH-CH520 Wireless Headphone (Black)

The Sony WH-CH520 Wireless Headphone (Black) is an entry-level wireless on-ear headphone designed for users who want long battery life, lightweight comfort, and simple everyday listening at an affordable price. It is ideal for students, office users, and casual music listeners who need a reliable Bluetooth headphone for daily use.

This model uses 30mm dynamic drivers, delivering a clear and balanced sound profile. The audio is tuned for everyday listening, with clean vocals, decent bass, and smooth highs. It works well for music streaming, YouTube, online classes, and casual calls. The headphone also supports Sony’s DSEE (Digital Sound Enhancement Engine), which helps improve compressed audio quality by restoring some lost details for a better listening experience.

One of its biggest strengths is battery performance. The WH-CH520 offers up to around 50 hours of playback time, making it one of the longest-lasting headphones in its category. It also supports fast charging, where a short charge provides several hours of use—very useful for busy daily routines.

For connectivity, it uses Bluetooth 5.2, ensuring stable wireless performance with low power consumption. It supports multipoint connection, meaning you can connect it to two devices at the same time, such as a phone and laptop, and switch between them easily without reconnecting.

For calls, the WH-CH520 includes a built-in microphone with voice pickup technology, designed to improve voice clarity during phone calls and online meetings. While it is not a premium noise-cancelling mic system, it performs well in quiet to moderate environments.

Comfort is another strong point. The headphone is extremely lightweight at around 147g, making it comfortable for long listening sessions. Its on-ear design and adjustable headband make it easy to wear for extended periods without much fatigue.

However, it is important to note that the WH-CH520 does not include active noise cancellation (ANC) or ambient sound modes. It relies on its lightweight design and ear cushioning for basic noise isolation.

Overall, the Sony WH-CH520 (Black) is a simple, practical, and budget-friendly wireless headphone that focuses on long battery life, lightweight comfort, and balanced everyday sound, making it a great choice for basic daily use.

Key Features

• 30mm dynamic drivers
• Up to ~50 hours battery life
• Bluetooth 5.2 connectivity
• Multipoint connection support
• DSEE audio enhancement
• Lightweight design (~147g)
• Built-in microphone for calls
• Fast charging support
• Comfortable on-ear fit
• No active noise cancellation

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Sony WH-CH520 Wireless Headphone from Super Tech

Get the original Sony WH-CH520 Wireless Headphone at Super Tech, Bangladesh. This lightweight and budget-friendly wireless headphone is designed for everyday use, offering clear sound, long battery life, and comfortable wear for music, calls, online classes, and daily entertainment.

The WH-CH520 delivers balanced stereo sound with clear vocals and smooth bass, making it suitable for music, videos, podcasts, and casual listening. The sound profile is tuned for comfort, ensuring a pleasant experience during long listening sessions.

It features built-in microphones with noise reduction support, providing clear voice quality for calls, online meetings, and virtual classes. Your voice remains easy to understand even in moderately noisy environments.

Sony WH-CH520 Designed for all-day comfort, the headphone includes an ultra-lightweight build with soft cushioned earcups and an adjustable headband. This makes it comfortable for long hours of continuous use without fatigue.

With Bluetooth wireless connectivity, it pairs easily with smartphones, tablets, and laptops. It also supports multi-device connection, allowing quick switching between devices for convenience.

One of its strongest features is its long battery life, making it ideal for extended daily use, travel, and work without frequent charging.

The Sony WH-CH520 simple and modern design gives it a clean, minimal look that fits both casual and professional lifestyles.

Whether you’re studying, working, traveling, or relaxing, the Sony WH-CH520 Wireless Headphone delivers reliable performance, comfort, and excellent battery life at an affordable price point.