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Belkin SoundForm Isolate1 / 5
Belkin

Belkin SoundForm Isolate

Current price · Amazon US
$42.29
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Price last checked 1d ago

Noise Isolation / ANC & sound
6.3/ 10
6.3
0.010.0

A 6.3 puts its noise isolation / ANC in the top half of over-ear headphones we've measured.

Measured on 86 of the 240 we've cataloged.

3.4/ 5
SoundMDAQS Overall
3.4
1.05.0

A 3.4 puts its audio quality in the bottom quarter of over-ear headphones we've measured.

Measured on 44 of the 240 we've cataloged.

Key specs

Battery Life Wireless
60 hAbove average
60 h
11 h100 h

above average for over-ear headphones — based on 150 of 240 we've cataloged.

Charging Method
USB-CMost common
Usb-c87%Micro usb10%Others3%

Usb-c is the most common — on 87% of the 135 over-ear headphones we've cataloged (of 240).

Bluetooth Version
5.4
5.326%520%5.218%5.411%

5.4 appears on 11% of the 145 over-ear headphones we've cataloged (of 240).

Weight
160 gBelow average
159 g
132 g420 g

below average for over-ear headphones — based on 195 of 240 we've cataloged.

Battery

Battery Life Wireless
60 h
Charging Method
USB-C
Battery Life Anc On
40 h
Battery
Yes
Fast Charging
Yes

Connectivity

Bluetooth Version
5.4
Multipoint Devices
2 devices
USB Charging
Yes

Design

Weight
160 g
Color Options
Beige, black
Foldable
Yes

Microphone

Count
5
Microphone
Yes

Build

Material Ear Cups
Memory foam, PU leather

Sound

Driver Size
40 mm
Frequency Response
20-20000 Hz
Frequency Response High Hz
20000 Hz
Frequency Response Low Hz
20 Hz
Noise Cancellation Type
Active

SoundGuys review

Read the full review ›
SOUNDGUYS rating
6.6/ 10
Worth a look
Adam Birney
Reviewed byAdam BirneyManaging EditorReviewed April 2025
Noise cancelling7.3
Isolation6.3
Battery life9.9
Comfort & fit5.0
Connectivity8.0
Design5.0
The verdict

The Belkin SoundForm Isolate delivers decent performance at an impressively low price point. While they won't compete with premium options in sound quality or comfort, they offer functional ANC, great battery life, and plenty of connectivity options. Ideal for budget-conscious buyers or as a first pair of wireless headphones for younger users who might not treat expensive gear gently.

✓What we like
✓Affordable
✓Great battery life
✓Bluetooth Multipoint and both USB-C and 3.5mm wired options
✓Unique "Isolate Mode" with ocean sounds for relaxation
✕What could be better
✕Poor sound quality, not enough bass
✕Uncomfortable for extended listening
✕Limited earcup rotation
Read the full SoundGuys review →

Lab data

How we test ›

Objective measurements from the SoundGuys test lab — overlay other models to see how this one compares.

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Belkin SoundForm IsolateSoundGuys Headphone Preference Curve
Belkin SoundForm Isolate frequency responseMeasured frequency response (dB) against the SoundGuys house target — the dashed curve. The closer the measured line tracks the target, the more neutral the tuning; peaks ride above the target, dips fall below it.-40-30-20-100+10+20201001k10k20k

Measured frequency response (dB) against the SoundGuys house target — the dashed curve. The closer the measured line tracks the target, the more neutral the tuning; peaks ride above the target, dips fall below it.

Frequency response — measurement data
Belkin SoundForm Isolate: frequency response, as measured in the SoundGuys lab. Frequency in hertz.
Frequency (Hz)Response (dB)
20-4.3
25-4.2
32-4.7
40-4.9
50-5.3
63-4.3
80-4.1
100-7.4
125-9.9
160-11.7
200-10.1
250-8.7
315-9.2
400-7.1
500-2.0
630-0.9
8001.0
1000-0.0
1250-1.4
1600-4.9
2000-0.2
25005.0
31504.6
40000.6
5000-2.8
63005.7
80007.4
100003.2
12500-3.0
16000-14.0
20000-27.2

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