Audio-Technica Balanced Armature type Inner Ear Monitor Headphones Red ATH-CKB50 RD<br /><br />Model: Balanced Armature type. Output sound pressure level: 104dB /mW. Playback frequency band: 20~15/000Hz. Maximum input: 40mW. Impedance: 65��.<br />Weight (excluding code): about 4.4g. Plug: ��3.5mm gold-plated stereo mini (L type) Code 1.2m (Y type).<br />Accessories: earpiece (XS/ S/ M/ L)<br />Newly developed Balanced Armature drivers deriver high quality sound.<br />Compact and lightweight body.<br /><br /><br />Product Description<br />Model: Balanced Armature type.Output sound pressure level: 104dB /mW. Playback frequency band: 20~15/000Hz.Maximum input 40mW. Impedance: 65��. Weight (excluding code): about 4.4g. Plug ��3.5mm gold-plated stereo mini (L type) Code 1.2m (Y type) �� Accessories: earpiece (XS/ S/ M/ L)<br />