Here, we list Sony XB21 Extra Bass speaker specs. Firstly, these data cover the unit’s length, width, weight, battery recharge time, output power, and music play time per charge. We also include the frequency response, driver size, Bluetooth support details et al.
Secondly, it’s clear from the published specs, that the Sony XB21 released in March of 2018, sounds pretty good for as small as it is. E.g. It plays loud enough for small parties on patios, swimming pools, et al, with its approximately ten (10) watts RMS of audio power.
Plus, even at loudest volume, the lithium ion battery can last from three (3) to twelve (12) hours per recharge depending on the light setting, surrounding temperature, and program content. Indeed, the specs certainly do not misinform as to the great features Sony put into this IPX7 water resistant Bluetooth speaker.
Sony XB21 Specs
- Firstly, the speaker height: 72 mm or 2.83 inches.
- Width: 193 mm or 7.6 inches.
- Depth: 65 mm or 2.6 inches.
- Weight: 530 grams, or 18.7 ounces.
- Wireless Communication Methods: NFC and Bluetooth.
- Additionally, the Bluetooth Transmitter Frequency Range: 2.4 Ghz.
- Max Communications Range: 10 M. or 30 Ft.
- The Bluetooth version: 4.2.
- Modulation method: FHSS.
- Supported Codecs: SBC, AAC, and LDAC.
- Audio Frequency Transmission Range: 20 – 20,000 Hz.
- Microphone Frequency Response: 100 – 7,000 Hz.
- Sampling Frequency: 44,100 Hz.
- Profiles supported: A2DP / AVRCP / HFP / HSP / SPP.
- Music playing time: Up to 12 hours (varies by volume setting, temperature, and program content).
- Transducer: 42 mm or 1.66 inches X 2 with passive radiator.
- Audio Output Power (RMS): 5 watts per channel, 10 watts total RMS. *
- IPX7 waterproof.
- Recommended charger: 5 volts @ 1.5 amps, micro USB.
- The battery charge time: 4.0 hours.
- Lastly, the AC Adapter (suggested specs): USB 5 volts, 1.5 amp, 7.5 watts out.
* = Estimated.
- Extra Bass technology.
- NFC compatible.
- Next, the speaker type is: Full Range, Stereo.
- Wireless Connection: Bluetooth.
- Plus, the unit has a high quality electret condenser microphone.
- This speaker is water and dust resistant.
- Furthermore, this unit has a long lasting metal grill.
- Charging is done via the included micro USB cable.
- Also, there is a speakerphone function.
- Needs no app to access all its features.
- Lastly, there is a detachable strap on the speaker.
Additionally, this particular Sony speaker you can get in 3 different standard colors that we know of. E,g. It comes in…
Finally, as of this writing, you can find the XB21 for between $29.00 (used) and $69.00 (new). Furthermore, the average price appears to be $39.99 US.
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- 2023-03-17: First published.