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Pulsar 590A and Pulsar 590E are bluetooth headsets. They are designed for use with bluetooth and A2DP (for stereo listening) enabled cellphones; including many Nokia, Sony, LG Group, Motorola, and Palm models; most other bluetooth enabled devices; or with the Plantronics universal adapter. Unlike most bluetooth headsets, the Pulsar 590A/E has stereo capabilities, meaning it can do two separate audio channels. ==Specifications== *Battery Life: listen time of up to 10 hours, talk time of up to 12 hours, standby time of about 130 hours, each time varying by device, and a charge time of 2 hours. *Battery type lithium ion polymer. *Weight 3.45 ounces (97.7 grams). *Bluetooth version 2.0. *Headset Speakers 28 mm Neodymium. *Speaker frequency response: Telephony 300 Hz to 3600 Hz (CVSD u-Law), Stereo Audio 20 Hz to 20 kHz (16-bit 48 kHz SBC Coding).() *Impedance 32 ± 4 ohms @ 1 kHz.() *Distortion <5% to 19 kHz.() 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Pulsar 590」の詳細全文を読む スポンサード リンク
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