Type-C wired earphones

Part number: TOC-IN15
Type: Dynamic Driver
Attribute: Standard Driver
Release date: 2025

Product Specifications
Rated output 1mw
Maximum output 15mw
Rated impedance 19Ω
Sound pressure level 103 dB ± 3 dB (@ 1 kHz / 1 mW)
Operating temperature range -25℃ to 70℃
Weight
Purpose

Frequency response curve

Product Introduction
- It uses DCCA, a high‑grade Japanese coil with a diameter of 0.04 mm. While lightweight, it boasts excellent tensile strength and resilience.
- German PAR high‑tensile diaphragm, featuring TOC’s proprietary diaphragm‑processing technology. High frequencies are reproduced with crystal‑clear clarity and exceptional transparency, making them easy to listen to even over extended periods.
- With a high-efficiency driver, it delivers more powerful drive and reproduces the subtle nuances inherent in the speaker’s sound.
- Earphone jack
  Moving-magnet speaker, φ11.8mm
  Output sound pressure level: 108 dB / at 1 kHz, 0 dBFs
  Reproduction frequency range: 5–40,000 Hz
  Maximum input: 100 mW
  Impedance 19Ω
- Microphone end
  Silicon microphone, standalone specification (-42 dB ± 1 dB)
  Directivity: Omnidirectional
  Sensitivity −20 dB (1 V/Pa, at 1 kHz)
  Frequency range: 100–10,000 Hz
- Communication Specifications
  Communication method: USB 2.0 standard
  Supported sampling frequency: 48 kHz
  Supported bit depth: up to 32 bits

Other products

Part number: TOC-IN11
Type: Dynamic Driver
Attribute: Ultra-thin Driver
Release date: 2026

Part number: TOC-IN12
Type: Dynamic Driver
Attribute: Ultra-thin Driver
Release date: 2025

Item number: TOC-IN13
Type: Dynamic Driver
Attribute: Ultra-thin Driver
Release date: 2025

Part number: TOC-IN14
Type: Dynamic Driver
Attribute: Standard Driver
Release date: 2026

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Rated output	1mw
Maximum output	15mw
Rated impedance	19Ω
Sound pressure level	103 dB ± 3 dB (@ 1 kHz / 1 mW)
Operating temperature range	-25℃ to 70℃
Weight
Purpose