We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-10-01 · 6 min read · Independent comparison
If you want a lightweight, secure on-ear headphone built for workouts, calls and low-latency gaming, choose ADVANCED SOUND GROUP Over Ear; if you need a fun, kid-friendly over-ear pair with LED cat ears, a wired backup option and a wider Bluetooth range, choose Riwbox CT-7.
• ADVANCED SOUND GROUP Over Ear — biggest strength: a genuinely active-lifestyle design: 6.4 oz lightweight build, adjustable silicone ear hooks for a secure fit, a 50ms low-latency game mode, and up to 28 hours of battery life with USB-C charging.
• ADVANCED SOUND GROUP Over Ear — biggest trade-off: it's an on-ear (not over-ear) fit with no wired jack and no active noise cancellation, so isolation is minimal and you can't plug in when the battery runs dry.
• Riwbox CT-7 — biggest strength: a distinctive over-ear design with illuminated cat ears, soft cushioned earpads, an adjustable headband, a built-in mic with volume controls, and a 3.5mm jack for wired listening.
• Riwbox CT-7 — biggest trade-off: it's heavier at 10.56 oz, uses Bluetooth 5 instead of 5.2, relies on passive noise cancellation only, and its kid-oriented theme won't appeal to everyone.
• Who each pick is for: pick ADVANCED SOUND GROUP Over Ear if you want a light, secure, long-battery headphone for the gym, commuting and gaming; pick Riwbox CT-7 if you want a playful over-ear headphone for kids, school, travel and casual home listening — with a cable as backup.
The ADVANCED SOUND GROUP Over Ear (model ADVSPIDER-BLK, "Spider") is built around movement. At 6.4 ounces it's one of the lighter options in this comparison, and the adjustable silicone ear hooks are the detail that tells you what it's for: the headphones are meant to stay put while you run, lift, or move through a commute. The on-ear cups sit against your ears rather than around them, which keeps the profile small and the pressure low — the spec sheet calls this a "pressure-free fit" for long sessions, and the lightweight build backs that up.
Connectivity is Bluetooth 5.2 across iOS, Android and Windows, with touch controls and a built-in mic for calls. Battery life is rated up to 28 hours, and USB-C fast charging means topping up is quick. The box includes a cable, a protective case and a manual, and the warranty runs 3 years limited.
Who should buy it: anyone who wants one headphone for the gym, the commute and casual gaming, and who values low weight and a secure fit over deep isolation. Who should skip it: if you want a wired fallback, active noise cancellation, or cups that fully enclose your ears, this isn't that product — there's no headphone jack and noise control is listed as none.
Riwbox CT-7: Who It's For
The Riwbox CT-7 is the opposite kind of headphone: it leads with personality. It's an over-ear design in red and black, with illuminated LED cat ears and a cat-face logo, built from faux leather and plastic. That theme is aimed squarely at kids — the age range on the spec sheet is listed as "Kid" — and it's the reason most people would consider it in the first place. The round ear cups and soft cushioned earpads sit around your ears rather than on them, and the headband adjusts, so longer listening sessions stay comfortable.
On the technical side, the CT-7 uses Bluetooth 5 with a stated range of up to 33 feet, and the driver is a dynamic type with 32 ohm impedance. Noise control is passive, meaning the ear cushions physically block some surrounding sound rather than cancelling it electronically. Controls are button-based: an integrated microphone plus volume controls for calls and playback. If you'd rather not rely on Bluetooth at all, there's a 3.5mm jack, and the box includes a USB cable and a manual. The battery charges fully in about 2 hours, and the warranty is 1 year manufacturer.
Who should buy it: kids, students, and anyone who wants a playful, comfortable over-ear headphone for school, travel, TV and laptop use, with the freedom to go wired when needed. Who should skip it: if you need a light headphone for intense workouts, low-latency gaming, or long battery endurance, the CT-7's 10.56 oz weight, Bluetooth 5 and passive-only isolation make it the weaker fit.
Side-by-Side: Which Should You Choose?
• Best for long battery life → ADVANCED SOUND GROUP Over Ear. Up to 28 hours, plus USB-C fast charging, versus a 2-hour charge time with no stated playtime on the CT-7.
• Best for gaming → ADVANCED SOUND GROUP Over Ear. The 50ms game mode is a concrete latency figure; the CT-7 has no equivalent mode.
• Best for kids → Riwbox CT-7. The LED cat-ear design and the "Kid" age range make the intent obvious.
• Best for wired backup → Riwbox CT-7. It has a 3.5mm jack; the ADVANCED SOUND GROUP model is wireless-only with no jack.
• Best for a full over-ear fit → Riwbox CT-7. Its cushioned over-ear cups enclose the ear, while the ADVANCED SOUND GROUP pair sits on the ear.
• Best for newer Bluetooth → ADVANCED SOUND GROUP Over Ear. Bluetooth 5.2 versus Bluetooth 5.
• Best for portability and light weight → ADVANCED SOUND GROUP Over Ear. 6.4 oz versus 10.56 oz, and it ships with a protective case.
In my opinion, the ADVANCED SOUND GROUP Over Ear is the better buy for most adults. It's lighter, it's built to stay on during movement, it has the longer battery life, and the 50ms game mode is a real, specific advantage you can point to. I'd pick it for the gym, the commute and casual gaming without hesitation.
The Riwbox CT-7 wins on a different axis: it's the one I'd choose for a kid, for school, or for anyone who wants a fun over-ear headphone with a wired option. If the cat-ear look and the over-ear fit are what you're after, it delivers that in a way the Spider simply doesn't. Check the current price on Amazon for both before you decide — that's the last variable neither spec sheet can settle for you.
how do wireless bluetooth headphones work
They receive audio wirelessly over a Bluetooth connection from a paired device like a phone, laptop or TV. The ADVANCED SOUND GROUP Over Ear uses Bluetooth 5.2, while the Riwbox CT-7 uses Bluetooth 5 with a stated range of up to 33 feet. Both have a built-in microphone for calls.
how connect bluetooth headphones to phone
Turn the headphones on and put them into pairing mode, then open your phone's Bluetooth settings and select the headphones from the list. Both models here support Bluetooth wireless streaming from smartphones, and the Riwbox CT-7 also has a 3.5mm jack if you prefer a cable.
how to put wireless headphones in pairing mode
The exact button sequence varies by model, so follow the user manual that ships in the box. Both the ADVANCED SOUND GROUP Over Ear and the Riwbox CT-7 include a manual, and the Riwbox also ships with a USB cable. Once paired, both reconnect to known devices automatically.
how to connect sony wh ch520 on ear wireless bluetooth headphones
The process is the same as any Bluetooth headphone: enable pairing mode on the headphones, then select them in your phone's Bluetooth menu. The steps are comparable to pairing the on-ear ADVANCED SOUND GROUP Over Ear, which uses Bluetooth 5.2 and works with iOS, Android and Windows.
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