HEADSET (2.1) SIGNO HP-833 (BLACK)BrandSIGNOModelHP-833 BAZZLEFrequency20Hz-20KHzImpedance32Omega;plusmn;15%Sensitivity107dBplusmn;3dBMicrophoneOmni-directionalBluetoothNoneWirelessNoneControlsN/AConnectorUSB 2.0Cable Length2.2mBatteryNoneSystem SupportAll Windows VersionsPackage ContentsN/ADimension(W x D x H) : 16.80 x 21.50 x 10.00 cmNet Weight0..

HEADSET (7.1) SIGNO HP-825 IMMORTAL (BLACK)BrandSIGNOModelHP-825 IMMORTALFrequency20Hz-20kHzImpedance32 plusmn; 15%Omega;Sensitivity107plusmn; 3 DBMicrophoneOMNIDIRECTIONALConnectorUSB 2.0Cable Length2.2 mPower20 MWImpedance mic.lt;2.2KOmega;Sensitivity mic-36db plusmn; 3dbSpeakerSpeaker DiameterPhi; 50.00MMPackage Dimension(W x D x H) : 20.40 x 21..