Bluetooth Headset

Bluetooth version:Bluetooth V5.2Operating voltage:3.7VPlayback time:20hBattery capacity:300mAhFreque

Technical specificationsHeadphone40 mm audio driversFrequency response: 20 Hz-20 KHzImpedance: 45 Oh

Model:MT-BTH002Speaker:40mmSensitivity:116+3dbImpedance:32+15%0Frequency response:20-20KHzMicrophone

Model:MT-BTH002Speaker:40mmSensitivity:116+3dbImpedance:32+15%0Frequency response:20-20KHzMicrophone

Model: MT-BTH003Speaker:φ40mmSensitivity:116±3dbImpedance:32±15%ΩFrequency response:20~20KHzMicropho

Triple-Mode：Wireless 2.4G + Bluetooth 5.3 + WiredModel:MT-BTH013 Microphone:Omni-directionalSpeaker:

Triple-Mode：Wireless 2.4G + Bluetooth 5.3 + WiredModel:MT-BTH013 Microphone:Omni-directionalSpeaker:

USB charge:DC5VINSNR:88 DbWireless distance:10 metersOutput power:35mWWireless frequency:2.401-2.480

Battery:400mahDriver Unit:40mmFunction:Volume control,pause/Play device, MIC functionStandby time: 1

HD sound.Multimedia compatibility.Depth noise reduction.Enjoy more comfortable and noisy high defini

Adjustable headbandTF Card supportedwith microphonewith BluetoothUnlimited playtime with 3.5mm AUX c

Personal Surround Speaker brings true experience of high quality soundWith the NIA Connect app, enjo

Bluetooth version: ISSC4.1 + EDR.Support Profiles: HSP, HFP, A2DP, AVRCP.Profile and Advanced Audio

V5.0 Wireless HD TransmissionHigh Capacity Battery, Long Battery Life HD Noise Reduction Microphone

Battery Capacity : 300 mAhBluetooth 5.0Support memory card Microphone availableHeadband Adjustable