443743 With refine of well reputated driver module, this canal type earphone achieve high level and balanced acoustics. 17 0Ω ± 30% Sound Pressure Level 110dB ± 3dB 485773 With performance of well reputated driver, this model simplify the cosmetics to achieve cost effectiveness. 17 0Ω ± 30% Sound Pressure Level 103dB ± 3dB 506054 Basic model for mobile terminals with φ14.6mm driver with high quality sound. φ φ14.6mm 32 0Ω ± 30% Sound Pressure Level 93 5dB ± 4dB 461916 A stick type inner ear headphone with driver. φ 32 0Ω ± 15% Sound Pressure Level 98 5dB ± 2dB 417455 This model has φ14.3mm driver and its outer diameter of 15.8mm. φ φ φ14.3mm 32 0Ω ± 30% H-1
417456 This model has φ14.6mm driver and its outer diameter of φ16.4mm. φ φ φ14.6mm 32 0Ω ± 30% 417457 This model has driver and its outer diameter of φ17.0mm. φ φ 32 0Ω ± 30% 529201 This model has a structure of clearing IPX5(IPX7) equivalent waterproof test. With driver unit, it has rich base and clear mid to high acoustic performance. The unique shape fit well under the sports and outdoor activity. φ 17 0Ω ± 30% Sound Pressure Level 110dB ± 3dB 582834 With small size free-edge driver technology, this model has unique semi-canal shape to enhance bass performance with reducing the surround noise. φ14.2mm 41 0Ω ± 30% Sound Pressure Level 99dB ± 3dB 582832 With small size free-edge driver technology, this model fit with driver towards front direction into the ear to enhance clear mid-high performance. φ1 mm 41 0Ω ± 10% Sound Pressure Level 100dB ± 3dB H-2
578383 492854 599589 Semi-canal type headset to enhance bass performance and surround noise reduction. Cost effective design with mic box is good for mobile terminals. In-ear headset with omni directional microphone and one switch for mobile terminals. High sound quality model using driver. Stereo Bluetooth headset with patent-pending SIC (Switch Integrated Cable) technology. SIC achieves mic-box less structure which simplify the structure and good water resistant performance for outdoor activity. 5hrs play time. φ14.2mm 32 0Ω ± 25% Sound Pressure Level 88dB ± 3dB C (Microphone) 2.2kΩ ± 30% -42dB ± 4dB (Earphone) 34 0Ω ± 15% Sound Pressure Level 102dB ± 3dB A (Microphone) 2.0kΩ ± 30% -44dB ± 3dB (Earphone) φ6mm.0ω ± 30% Sound Pressure Level 104dB ± 3dB (Microphone) 2.2kΩ -42dB ± 3dB H-3
443741 With φ40mm free-edge driver technology (Biodyna diaphragm), this over-head type headphone provide high sound quality. Biocellulose diaphragm reproduces super Hi-Fi sound. φ φ40mm 32 0Ω ± 20% Sound Pressure Level 96dB ± 3dB 583274 High grade close type overhead headphone with flat response φ35mm PET diaphragm. It provides natural sound with which user can enjoy long time listning. φ φ35mm 34 0Ω ± 20% Sound Pressure Level 99dB ± 3dB 443742 This model features φ50mm free-edge driver (Biodyna diaphragm), which represents Foster's commitment to the sound. High compliance roll edge and biocellulose diaphragm reproduces super Hi-Fi sound. φ φ50mm 24 0Ω ± 20% Sound Pressure Level 94dB ± 3dB 448498 Upgrading from 443742, this model implement wood ear cup made of Zelkova serrata which provide higher premium sound experience. φ φ50mm 24 0Ω ± 20% Sound Pressure Level 97dB ± 3dB 575707 Hybrid Active Noise Reduction (Feed Forward + Feed Back) headphone with φ40mm free-edge (Biodina diaphragm) technology. Hi-Fi sound with ambient noise reduction offers premium sound experience. It can be used as a normal headphone when battery is removed. Sound Pressure Level Frequency Response φ40mm 110Ω ± 15%(NC ON) 35Ω ± 11%(NC OFF) 94dB ± 3dB at 500Hz(NC OFF) 20Hz - 20kHz φ H-4
Microphone 021889 Telecommunication speaker microphone. Water proof. 1 9kΩ ± 30% -37dB ± 55dB at 300Hz(0dB=1V/1Pa) Nominal Power Maximum Power Sound Pressure Level 13Ω ± 20% 0 5W 1 0W 79.5dB ± 3dB 021863 Uni directional electret condenser microphone. Clip type. Uni 660Ω ± 30% -47 5dB ± 4dB at 1kHz(0dB=1V/1Pa) Mp