Description: High resolution allows you to hear the finer details of the sound, and balanced, clean and detailed sound quality. BA+ DD Hybrid Technology present professional sound quality. Balanced Armature Drivers have better treble performance than Dynamic Drivers, and this treble detail is widely shown in the system of sound quality. The independently developed titanium membrane Balanced Armature greatly improves the high-frequency ductility. The suitable music volume is better for your listening ability. The earphone head is fixed with 3 fine steel screws, more exquisite texture and durable quality. Multi-functions: Bluetooth module is assembled, and it can change into the Bluetooth headset in seconds (you need to buy an adaptive Bluetooth module cable). Install upgraded wire to improve the sound quality of earphone (need to purchase additional upgrade wire) . Professional Cable: Professional cable has the characteristics of Anti - pull, anti - twist, anti - corrosion, and providing the excellent sound quality signal transmission. Specification: 10mm independently developed Dynamic Drivers #30095 custom-ed Balanced Armature Plug type: L bending type Earphone type: in-ear earphone The plug diameter : 3.5mm Driver unit: Hybrid 1BA With 1DD Frequency Response Range: 7-40000Hz Sensitivity: 102 dB/mW Resistance: 24 ohm Line Length: 1.25m±3cm Weight: 29±3（g） Volume Control: No With Microphone: Optional Connectors: 3.5mm Suitable for: Game audio earphone, TV earphone,MP3 earphone, voice earphone, interphone earphone, monitoring earphone, music earphone, professional customization earphone, ordinary earphone, mobile earphone, computer earphone, HIFI earphone, sports earphone