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: within-3dB at 1.5V7) Mic frequency range: 30Hz-16,000Hz8) Speaker: Φ40mm9) Sensitivity: 108dB S.P.L at 1kHz10) Spk frequency response: 20Hz - 20,000Hz11) Impedance: 32Ω12) Rated power: 100mV13) Power capability: 1000mV14) Cord length: about 2.5m15) Plug type: Φ3.5mm stereoMore MP3 Earphones, Headphones and neck back phones are available
Main 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 Frequ
Model No.: TM-303MVProduct Origin: ChinaDetailed Product Description1) Mic Type: &Phi6mm x 5mm2) Impedance:maximum2.2K&Omega3) Sensitivity: -58db ± 2db(0db=1v/pa)4) S/N Ratio:More than 60db5) Sen
Main features1) 12.1 inches TFT high definition color LCD screen2) Support format: JPEG. MP3. MP1, MP2, MP4(avi3.0/4.0/5.0, wmv, DVD)3) Support memory card: SD, MMC, MS card.4) Support USB2.0 host5) T
Key features:Product Name: USB2.0 Video Class Driver Free PC CameraModel Number: SU31Place of Origin: China1) Hardware 350K pixels2) Software enhanced to 1.3 mega pixels or Video Class/DriverFree3) 1/
Main features:1) Hardware 2.0 mega/1.3 mega/350K pixels2) Software enhanced to 5 mega/2 Mega pixels/1.3 Mega pixels or Video Class/DriverFree3) 1/4" CMOS sensor4) USB2.0/1.1 interface5) Optional
Detailed Product Description1). LCD dimension:1.5 screen2). LCD: CSTN3). Picture element:128 x 128RGB4). Internal:1MB byte flash memory and can store up to 70 pictures5). View area:27.9 x 30.326). Val
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