Sony SRS-XB21 review: specs and price
Sony SRS-XB21
Why is Sony SRS-XB21 better than the average?
- Volume?
903.24cm³vs4176.28cm³ - Lowest frequency?
20Hzvs76.46Hz - Bluetooth version?
4.2vs3.89 - Number of microphones?
1vs0.82 - Price (global median value)?
148.69 €vs187.50 € - Weight?
530gvs1.44kg - Impedance?
4 Ohmsvs6.17 Ohms - Height?
72mmvs148.31mm
Price comparison
| Product | Store | Price | |
|---|---|---|---|
| Sony SRS-XB21 Portable Wireless Bluetoot...Sony SRS-XB21 Portable Wireless Bluetooth Speaker, Black (SRSXB21/B) | $75 | ||
| Sony SRS-XB21 Portable Wireless Bluetoot...Sony SRS-XB21 Portable Wireless Bluetooth Speaker, Blue (SRSXB21/Ll) | $292 | ||
User reviews
Design
1.volume
903.24cm³
Volume is the quantity of three-dimensional space enclosed by the product's chassis or, in simpler terms, the space the product occupies.
A speaker driver is an individual transducer that converts electrical energy to sound waves. More drivers may result in better sound quality.
3.control panel placed on a device
✔Sony SRS-XB21
There is a control panel on the device body, so you can easily access the volume control or remote without having to interact with a cable or another device it's connected to.
The driver unit is the component that produces sound in the device. Bigger drivers are more powerful and can produce better bass.
5.has a neodymium magnet
✖Sony SRS-XB21
Devices with neodymium magnets are lighter and more powerful than those which use ferrite magnets. They also have more bass and clear high notes.
6.travel bag is included
✖Sony SRS-XB21
The device comes with its own special case or pouch, which is useful for safe transportation.
7.has a touch screen
✖Sony SRS-XB21
You can operate the device easily, by pressing the screen with your fingers.
8.weather-sealed (splashproof)
✔Sony SRS-XB21
The device is protected with extra seals to prevent failures caused by dust, raindrops, and water splashes.
9.is dustproof and water-resistant
✔Sony SRS-XB21
The device is dustproof and water-resistant. Water-resistant devices can resist the penetration of water, such as powerful water jets, but not being submerged into water.
Sound quality
1.has stereo speakers
✖Sony SRS-XB21
Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.
2.has a subwoofer
✖Sony SRS-XB21
Devices with a subwoofer have a higher quality, deeper bass.
3.highest frequency
20000Hz
The highest frequency at which device produces audio. The higher the high-frequency response, the clearer and crispier the treble.
The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.
5.audio output power
Unknown. Help us by suggesting a value.
Audio output power is based on the number of speakers and their power in watts. High audio output power results in loud, clear sounds.
6.Has a passive radiator
✔Sony SRS-XB21
A passive radiator is a type of driver (speaker) that doesn't have a voice coil and a magnet. The sound vibrations produced by a passive radiator depend on its mass and the size of its enclosure. It is usually used in combination with a woofer to produce deep bass tones.
More microphones result in better sound quality and enable the device to filter out background noise.
8.has a noise-canceling microphone
✖Sony SRS-XB21
These microphones are designed to filter out background noise from the desired sound. Especially useful in noisy environments.
9.Signal-to-noise ratio (SNR)
Unknown. Help us by suggesting a value.
Signal-to-noise ratio is a measure that compares the level of a desired signal (meaningful information) to the level of background noise (unwanted signal), the bigger the less perceived noise.
Power
1.battery power
2700mAh
Battery power, or battery capacity, represents the amount of electrical energy that a battery can store. More battery power can be an indication of longer battery life.
The device's battery life (when in use) as given by the manufacturer. With a longer battery life you have to charge the device less often.
The time it takes to fully charge the battery.
4.has a battery level indicator
✔Sony SRS-XB21
An indicator shows you when the device has low battery.
5.has a rechargeable battery
✔Sony SRS-XB21
The battery can be recharged and used over again.
6.has a removable battery
✖Sony SRS-XB21
The battery is removable and can be replaced by the user if broken.
7.can be used with standard batteries
✖Sony SRS-XB21
You can use the device with standard batteries instead of a power supply.
8.has wireless charging
✖Sony SRS-XB21
It supports a wireless charging standard such as Qi. To charge the device, you simply put it down on a compatible charging pad.
9.operating power consumption
Unknown. Help us by suggesting a value.
How much power the device consumes when it's switched on.
Connectivity
1.multipoint count
Unknown. Help us by suggesting a value.
Multipoint allows you to link to more Bluetooth devices and switch between them. For example you can easily switch calls from one device to another without having to manually disconnect and reconnect.
Bluetooth is a wireless technology standard that allows data transfers between devices placed in close proximity, using short-wavelength, ultra-high frequency radio waves. Newer versions provide faster data transfers.
3.supports Bluetooth pairing using NFC
✔Sony SRS-XB21
Device supports fast Bluetooth pairing using NFC so it can communicate with other devices over Bluetooth. You can fastly pair devices without entering a code by simply holding one device next to the device with which it is to be paired.
4.has a socket for a 3.5 mm audio jack
✖Sony SRS-XB21
With a standard mini jack socket, you can use the device with most headphones.
5.has an AUX input
✔Sony SRS-XB21
An auxiliary input allows you to play other audio sources by connecting them through a simple audio connection like a 3.5mm jack, i.e for MP3 or portable DVD/CD player.
6.Has Bluetooth aptX
✖Sony SRS-XB21
aptX is a codec used for transmitting audio wirelessly with Bluetooth. It is developed by Qualcomm, and supports 16-bit audio at a bit rate of 384kbps.
7.has AirPlay
✖Sony SRS-XB21
AirPlay allows wireless connection of Apple devices with external screens or speakers. You may stream computer screen, video and music from iOS devices, play games like on consoles or present your slideshows easily on your TV.
The device can connect at a greater distance via Bluetooth or infrared to another device.
9.supports Wi-Fi
✖Sony SRS-XB21
The device can connect to Wi-Fi.
Features
1.Can be used wirelessly
✔Sony SRS-XB21
Wireless devices allow users more freedom of movement.
2.supports a remote smartphone
✔Sony SRS-XB21
This technology allows the users to use their smartphone as a remote control for the device.
3.has voice commands
✔Sony SRS-XB21
You can use your voice to control key functions of the device and you can easily access your device without pushing any button.
4.Has a radio
✖Sony SRS-XB21
A built-in FM radio tuner allows you to listen to most of the live-broadcasted FM radio stations without using the internet.
5.Has voice prompts
✔Sony SRS-XB21
With voice prompts, you will automatically receive information via audio messages – for instance, you may find out that the battery is running low, and it's time to recharge the device.
6.has a mute function
✖Sony SRS-XB21
The device has an option to mute/unmute a conversation directly from the device.
7.works as a power bank
✖Sony SRS-XB21
The power bank feature allows you to use the battery to charge other devices, such as your smartphone.
8.has a sleep timer
✖Sony SRS-XB21
A sleep timer is a function that shuts off the power after a preset amount of time.
9.internal storage
Unknown. Help us by suggesting a value.
The internal storage refers to the built-in storage space available in a device for system data, apps, and user-generated data. With a large amount of internal storage, you can save more files and apps on your device.
Miscellaneous
The global median price is determined by calculating the median value of all the prices available for a product, taking into account all markets.
Price comparison
| Product | Store | Price | |
|---|---|---|---|
| Sony SRS-XB21 Portable Wireless Bluetoot...Sony SRS-XB21 Portable Wireless Bluetooth Speaker, Black (SRSXB21/B) | $75 | ||
| Sony SRS-XB21 Portable Wireless Bluetoot...Sony SRS-XB21 Portable Wireless Bluetooth Speaker, Blue (SRSXB21/Ll) | $292 | ||
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