Product specifications
Product Name: Blessing 3-ring Iron In-Ear Headphones
Impedance: 14.8Ω±15% (@1kHz)
Frequency response range: 10Hz-30kHz
有效频响范围: 20Hz-20kHz (IEC60318-4, -3dB)
Sensitivity: 120dB/Vrms (@1kHz)
Total harmonic distortion: THD@1kHz≤0.5%
Driver configuration: 2 dynamic drivers on one side, 4 balanced armature three-way frequencies
Standard cable plug: 3.5mm stereo single-ended plug
Housing process: imported medical resin 3D printing
Headphone connector: 0.78-2pin
Product accessories
1. [BLESSING3] Iron Coiling In-Ear Headphones * 1
2. Comes standard with one 3.5mm silver-plated headphone cable
3. Gray headphone bag * 1
4. Aircraft nose * 1
5. Silicone Sleeves (one pair each of large, medium, and small)
6. Certificate of Conformity *1
7. Product manual *1



