Koss
The Koss KSC35 is a lightweight (33 g) open‑back Bluetooth ear‑clip headphone that offers both wireless (Bluetooth 4.2, SBC) and wired (4‑ft 3.5 mm) connectivity with an in‑line remote and microphone. It delivers Koss’s signature warm, natural sound while providing ambient awareness, making it ideal for active, budget‑conscious listeners.
Pros
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Koss
Smatree
Koss
Kinivo
Jectse
PAINTAUDIO
Aune
TTQ
SHOKZ
Koss
nwm
Koss
Koss
TOZO
TOZO
JVC
Micool
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Cons
From Expert Reviews
Praised by Experts
Criticized by Experts
From User Reviews
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Users Complain About
Expert Opinion
Professional reviewers commend the KSC35 for its warm mids, controlled treble, and ultra‑light 33 g clip‑on design that feels almost invisible during active use, while also noting the benefit of its open‑back ambient awareness. However, they point out the modest 6‑hour battery, SBC‑only codec, and firm clips as notable drawbacks for longer or higher‑fidelity listening sessions.
What Users Say
Everyday users consistently praise the KSC35’s impressive sound quality, secure clip, and lightweight comfort for short‑term activities, but many complain about the tightness of the clips over time, foam earpad durability, limited battery life, and occasional Bluetooth pairing hiccups.
Common Complaints
Short 6‑hour battery life, firm ear clips causing discomfort during extended wear, foam earpads detaching, SBC‑only codec limiting audio fidelity, and occasional Bluetooth pairing or multi‑device synchronization issues.
What People Are Saying
“Porta Pro magic”
“Amazing sound quality for price”
How It Compares
vs. Koss KSC75 (Wired)
Advantages
Disadvantages
Choose the KSC75 if you prefer a fully wired, comfortable clip‑on without the need for Bluetooth.
vs. Koss Porta Pro Wireless
Advantages
Disadvantages
Porta Pro Wireless is better for users who prioritize longer battery and higher‑quality codecs over ultra‑light clip‑on convenience.
vs. Koss KPH40 (Wired)
Advantages
Disadvantages
KPH40 suits users who want a lightweight wired sound and are willing to add their own Bluetooth solution.
