Shenzhen Soundmagic Technology Development Co., Ltd.

Technical Specifications:

Transducer type:         dynamic (9mm neodymium magnet) 
Operating principle:      closed 
Nominal frequency response:  20 - 22,000 Hz 
Nominal Impedance:    12 Ω
Sensitivity:                  100dB+/-3dB at 1mW 1K Hz  
Maximum Input Power:  15 mW  
Rated Power:               2 mW   
Sound coupling to the ear:   in-ear 
Cable:                         1.2 m/ left-sided straight cable,9999.9% copper wire+fibre,TPE coat
Connection:                 stereo mini jack plug 3.5 mm
Weight:                       10 g 

Performance and feature:

PL11 has innovative design allows the reproduction and transmission of ultra deep bass frequencies. Very balance sound quality with deep bass, smooth mids and well defined highs and the experience is pure high fidelity. Being an in-ear-design, the PL11 offering unparalleled comfort for long-term listening, also has very good noise cancel effect, Achieve -25dB. PL11 is suitable for MP3/MP4, CD, music mobile phone, laptop, etc. All material under "ROHS".

Accessories:

Carry bag, three pairs of silicon ear pads in S/M/L sizes, sponge ear pads, cable clip etc. 

Optional color: Gun color/ Red Blue/ Gold Black.