Key Features:1) Mic Type: Φ9mm x 7mm2) Impedance:maximum2.2KΩ3) Sensitivity: -58db ± 2db(0db=1v/pa)4) S/N Ratio:More than 60db5) Sensitivity Reduction:Within-3db at 1.5v6) Mic Frequency Range:30Hz-16,000Hz7) Speaker: Φ30mm8) Sensitivity:108db S.P.L at 1kHz9) Plug Type: Φ3.5mmMore MP3 Earphones, Headphones and neck back phones are available..
Main Features:1) Mic type: Φ9mm×7mm2) Impedance: maximum2.2kΩ3) Sensitivity: -58dB±2dB (0dB=1V/pa)4) Directivity: omnidirectional5) S/N ratio: more than 60dB6) Sensitivity reduc
Main Features:1,Supporting SIP, H.323, MGCP, IAX2, net2phone etc lot of protocol;2,Supporting Skype, MSN, QQ etc many software;3,USB 2.0 port;4,16 bit sound card inside, the PC can without Sound Card;
Main Features:1) Mic type: Φ9mm x 7mm2) Impedance: maximum2.2kΩ3) Sensitivity: -58dB±2dB (0dB=1V/pa)4) Directivity: omnidirectional5) S/N ratio: more than 60dB6) Sensitivity reduction
Specifications:1) Mic Type: Φ9mm x 4.5mm2) Impedance:maximum2.2KΩ3) Sensitivity: -38db ± 2db(0db=1v/pa)4) Directivity:omnidirectional5) S/N Ratio:More than 60db6) Current Consumption:Ma
Speaker Specifications:1) Mic Type: Φ9mm x 7mm2) Impedance:maximum2.2KΩ3) Sensitivity: -58db ± 2db(0db=1v/pa)4) S/N Ratio:More than 60db5) Sensitivity Reduction:Within-3db at 1.5v6) M
Specifications:1) Mic Type: Φ9mm x 7mm2) Impedance:maximum2.2KΩ3) Sensitivity: -58db±2db(0db=1v/pa)4) S/N Ratio:More than 60db5) Sensitivity Reduction:Within-3db at 1.5v6) Mic Frequen
Main Features:1) Ultra slim2) Fast USB 2.0 interface3) No Power Adapter required, USB bus powered4) Hot swappable5) Plug and Play6) The 18 in 1 Digital Media Reader is so compact. It fits in your pock
Main Features:1) USB version 2.02) Read XD card3) Hot swappable4) Plug and Play5) Draws power directly from USB port6) View and edit data directly on the reader7) System requirements:98SE/ME/2000/XP/L
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