The 7Hz x Crinacle Zero:2 is a wired single-driver IEM with a 10mm dual-cavity dynamic driver and PU + metal composite diaphragm, rated 32Ω and 108dB/V, on a detachable 0.78mm 2-pin cable. It suits first-time IEM buyers and gamers who want Crinacle-guided tuning with a choice of 3.5mm, 3.5mm with mic, or USB-C with mic.
Who the 7Hz x Crinacle Zero:2 is for
Fans of the original Zero: 7Hz says Zero:2 keeps the first Zero's tonal balance while adding about 3dB more bass, with Crinacle advising on the tuning.
Calls and game chat: The mic versions put a microphone on the cable, with either a 3.5mm or a USB-C plug.
USB-C phones and laptops: The USB-C version connects to a USB-C port instead of a 3.5mm headphone jack.
Cable upgrades: Standard 0.78mm 2-pin sockets let you swap in an aftermarket cable later.
Skip it if: you want a 4.4mm balanced cable or a USB-C version without a mic; this listing offers 3.5mm (with or without mic) and USB-C with mic only.
7Hz x Crinacle Zero:2 key specs
Driver: 10mm dynamic, dual-cavity, PU + metal composite diaphragm
Impedance: 32Ω
Sensitivity: 108dB/V at 1kHz
Frequency range: 10Hz–20kHz
THD: Under 1% at 1kHz
Connector: 0.78mm 2-pin, detachable
Versions: 3.5mm without mic, 3.5mm with mic, USB-C with mic
Colors: Silver, Pink, Blue, Orange (3.5mm without mic in Silver or Pink only)
Tuning: Developed with Crinacle; about 3dB more bass than the original Zero, per 7Hz
Genuine 7Hz stock. Free shipping on every order, 45-day returns.
7Hz x Crinacle Zero:2 vs similar options
vs SIMGOT EW200 with Mic: Uses a 10mm dual-magnet, dual-cavity dynamic driver with an in-line mic on a 3.5mm plug; pick the 7Hz x Crinacle Zero:2 for Crinacle-guided tuning and a USB-C mic version.
vs Shanling MG20: Runs a single dynamic driver with no crossover on a 0.78mm 2-pin cable with a Type-C plug, Hi-Res rated, in black; pick the 7Hz x Crinacle Zero:2 for 3.5mm versions and four colors.
10mm dynamic, dual-cavity, PU + metal composite diaphragm
Impedance
32Ω
Sensitivity
108dB/V at 1kHz
Frequency response
10Hz–20kHz
Connector
0.78mm 2-pin; 3.5mm or USB-C plug by version
What's in the box
7Hz x Crinacle Zero:2 earphones (pair)
Detachable 0.78mm 2-pin cable: 3.5mm, 3.5mm with mic, or USB-C with mic (by version)
Good to know
Buying from TonePier
Is this unit genuine?
Yes. Every unit we sell is genuine and brand-new, shipped in its original packaging, and backed by our 1-year TonePier warranty and 45-day returns.
Where does my order ship from, and how long does it take?
Every order ships from our warehouse in China, with full tracking, and most orders ship within 3 business days. Shipping is free on every order; most US orders arrive within 7–15 business days and most orders to other countries within 7–20 business days — see our shipping policy for details.
What if it isn't for me?
You get 45 days to decide. Keep the packaging, keep it in like-new condition, and send it back for a refund. Ear tips unsealed for hygiene reasons are fine — we expect you to actually listen.
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