IP ratings is the rank of protection given by an enclosure, against solids and water. In the format of IPXX, 'X' represents a number The first value of the IP rating refers to protection against solids say dust, while the second refers to resistance against liquids (sweat).

Scoring IPX4, the Sony LinkBuds S's rating is read as, the first value of X denotes that no data available to specify a protection rating, and the second number of 4 means that they can withstand low pressure spray similar to that of a shower head when tilted at 180° for 10 minutes. Sony LinkBuds S have a weight of 9.6g . We consider a lower weight better because lighter devices are easier to move with.

True wireless devices have no wires linking any part of the device together, Sony LinkBuds S are true wireless for this matter since they have no wires. This is an important distinction since wireless earbuds have cables connecting the two earbuds together. Sony LinkBuds S are resistant to sweat Sony LinkBuds S have stereo speakers, what this means is that Sony LinkBuds S's speakers deliver sound from separate channels on both left and right sides, this creates a richer sound and a better listening experience.

ANC utilises advanced kind of tech to reduce unwanted ambient sounds. ANC works when, it listens to the sound pattern outside and inside the earbud and after inverts the soundwaves to counter it. In simple terms, it's like taking +1 (sound from your surrounding) then adding -1 (inverted noise) to make zero hence "diluting" the noise.

The Sony LinkBuds S have Active Noise Cancellation allowing you to listen at lower volume levels, causing less ear fatigue since you don't have to crank up the device volume to outcompete background noise. The Sony LinkBuds S stay well in place, this creates an acoustic seal that reduces background noise and also prevents the device sound from leaking out at the same. Sony LinkBuds S driver unit is 5mm in diameter, bigger drivers are more powerful, therefor producing better bass.

The driver unit is basically a mini speaker that produces sound in the device, its size dictates the loudness of the earbuds. The Sony LinkBuds S's lowest frequency is at 20Hz, low-frequency response measures if and how well an audio component generates low audible frequencies and if it alters the signal while at it. Sony LinkBuds S's highest frequency is at 40,000Hz, high-frequency response shows how well a particular audio component generates high recognizable frequencies and if it makes any adjustments to the signal while at it.

The Sony LinkBuds S's battery life is 6 hours, these last longer than 5 hours of listening which is considered average for a single charge. A device's battery life is usually given by the manufacturer, and with longer battery life, you get to use it for longer and requires fewer chargings. This is given by the manufacturer, and Sony LinkBuds S's case is said to have a charge of 14 hours.

A charging case with a longer battery life allows you to recharge your earbuds on the go many times before having to recharge the case itself. It takes 2 hours to fully charge the Sony LinkBuds S's battery. It is recommended to charge fully the battery before using the earbuds when they have been unused for long periods.

Sony LinkBuds S have a battery level indicator, an indicator notifies you when the device has a low battery. Its lights show the charging status of your device and charging case. Sony LinkBuds S have USB TYPE-C, a standard connector for transmitting both data and power in a single cable.

The Sony LinkBuds S have Bluetooth version of 5.2, Bluetooth is a wireless technology standard that allows data transfers between devices placed in range, using short-wavelength, ultra-high frequency radio waves. The Sony LinkBuds S have a 10meters distance to connect via Bluetooth. Sony LinkBuds S support AAC, a codec that is used for Bluetooth audio.

It supports 24-bit audio at 250kbps. Because it uses psychoacoustic modeling, it can provide better results than other codecs at the same bit rate.

Being the highest quality codec that any Bluetooth-supporting Apple product supports, the Sony LinkBuds S will work fine with your MacBook.

If you are planning on using these with Android , ensure that they also support aptX HD, LDAC, or LHDC as well. Sony LinkBuds S support LDAC, a codec developed by Sony which allows streaming high-resolution audio over Bluetooth connections at up to 990 kbps at 32 bit/96 kHz. It can reach a high bitrate of 990kbps, providing high-resolution audio.

Sony LinkBuds S have 6 microphones. Sony LinkBuds S support ambient sound mode, which uses microphones to channel ambient noises so that they can still be heard even while wearing the earbuds The Sony LinkBuds S have in/on-ear detection, the sensors in the device can detect when removed from your ears . When misplaced in a room, or can't easily find them in your bag, the Sony LinkBuds S support the find earbuds feature. The Sony LinkBuds S support fast charging.

Commonly, technologies like MediaTek’s Pump Express, are used to lower the time it takes to fully charge a device. The Sony LinkBuds S have a mute function, they support the feature to mute/unmute a conversation directly from the earbuds. With the Sony LinkBuds S, so you can easily access the volume control, pause, play, mute, etc whichever functions are supported on the earbuds.

Sony LinkBuds S support voice prompts. Automatically receive information through audio messages, say if there is a problem with the connection. The Sony LinkBuds S come with their own special case.

Carrying earbuds openly, or placing them in your bag without a cover may easily put them at risk of getting damaged.