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Frequency range 20Hz/ 20kHzRated sensitivity 99dB±dBUnbalanced degree <3dBImpedance 20ΩVolume Up/DownMicrophone50mm Speaker DriveUnique Three-eye ShapeSkin Friendly Earcups2
11bInterface-1 * 10/100M Ethernet Port (RJ45)Button-RE (Range Extender) Button
youku video
it can install more APP
5 mm headphone jack
Philips Wireless Mouse SPK7423/00 Color:White Frequency range 20Hz/ 20kHzRated sensitivity4 buttons 2. 4GHz Wireless Optical SensorOptical Sensor Precision 3 level adjustable DPI (1000 1600 2000)Driver Requirement Driver freeHanded Type Left and right handedCoating Type Original matte gloss coatingClutter free with easy to connect wireless design Easy to connect and tangle free, the wireless design makes life more simple. Set it and forget it long battery life The long battery life means you rarely have to replace the batteries, for long
US$ 145.00
US$ 206.00
US$ 22.99