Weight:0.28g

} Outstanding audio frequency performance, with the bass, midandhigh frequency responses perfectly tuned.

} Smallsize, 6.25*4.25*2.910 mmmm. Such smart size makes SH seriesmakereceiver designing a brisk.

} Highoutput, 104.0 dB SPL@1mW of sound sensitivity enough tomeetdifferent user "listen" requirements.

} Highconversion efficiency extends battery standby time by50% & above.

} DCimpedance type: 4 Ohm; 22 Ohm; 60 Ohm; 120 Ohm, 354 Ohm.

} Excellentvocal call quality.

} Lowharmonic distortion levels, THD @ nominal drive <5%, THD @9dBhigh drive <10%.

} Lowelectromagnetic radiation, product realizationOmni-directionalelectromagnetic radiation shielding, almost 0effect on the humanbody and other electronic devices

} Mechanical shock-resistant, waterproof, >14 Kgresistancetomechanical shock, waterproof dip >1 m, a powerful guaranteeforproducts in a variety of harsh conditions of use