Product Line: Neck Strap Hands Free Product Name: SA-109 Necklace Style Headphone Specifications: SPEAKER: Frequency Response:20~20000Hz. Sensitivity: 105+/-3dB. Impedance:32(ohm)+/-15% at 1kHz. Max Input:10mw MICROPHONE: Frequency Response:50~20000Hz. Sensitivity:-58+/-2dB F=1kHz P=1Pa Rated:DC4.5V Min Operation Voltage:DC1.0V Description: Built in On/Off Switch Character: The mini earbud fits gently in ears, provides quality, clear sound. |