Microphone type: CapacitanceApplicable object: home, computer, recording, game and meetingExternal dimension: 90*90*270mmDisplay screen: NoneWireless: YesPointing features: all pointing/no pointingTrack: 2Battery capacity: NoneInput voltage: 4.5VWith or without a stent: YesBluetooth protocol: nonePacking list: product, bLOW-out sponge, instruction manual, blister, packing boxIntelligence type: NoneAPP support or not: Yes



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