Sony Enclosed Inner Ear Receiver (Black) [MDR-EX155AP B]

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

Specifications
Headphone part * 1
Type : sealed dynamic type
Driver unit : 9 mm dome type (uses CCAW voice coil)
Sensitivity : 103dB/mW
Magnet : neodymium
Playback band : 5Hz-24000Hz
Impedance : 16 Ω at 1 kHz
Maximum input * 2 : 100 mW (IEC)
Cord length : approx. 1.2m Litz wire Y-type
Cord type : Y-type
Input plug : gold plated L-type 4-pole mini plug
Mass * 3 : approx. 3g
Microphone part
Method : Inline microphone
Type : electret condenser type
Directional characteristics : all fingers tropism
Effective band : 20 Hz - 20000 Hz
Open circuit voltage level (0 dB = 1V/Pa) : -40 dB (0 dB = 1V/Pa)
Accessories : Hybrid ear piece (SS, S, M, L (2 each)), cable length adjuster, user's manual, outer box
Products with receiver include receiver
Measured according to IEC (International Electrotechnical Commission)
* 3 Code not included