Features:Bluetooth 5.0:Bluetooth headset built-in latest Bluetooth 5.0 chipset for fast and stable signal transmission.Noise Canceling:The Noise-canceling function provide you clear voice while in the noise environment.Adjustable:Freely adjust the mic to the perfect angle to capture your voice. Enjoy extended comfort and convenience.HD audio: Bluetooth headset with Bluetooth HSP / HSP / AVRCP / A2DP technology offers exceptional features that provide excellent sound quality and can ensure clear calls.Wide compatibility: The Bluetooth headset supports universal compatibility with PCs, smartphones, laptops, Skype and Voip.Specifications:Material:ABSColor:BlackSize:About15x16.5x6cm/5.9x6.5x2.4inch(LxWxH)Article No. :BH69 Bluetooth editionTransmission range :10 metersBluetooth protocol :5.0One and two ears: one side speakerUsage: head-mountedChip type: JerryBattery life: 10 hoursPower by:built in 160mAh rechargable batteryDiameter of horn:ø 30mmFrequency response: 20-20,000HzThe output sound pressure: 96dB +/ 3dBImpedance: 32 ΩBluetooth Version: 5.0Charging interface: Micro USBCharging time:about 2 hoursThe broadcast time: about 7-10 hoursStandby time: about 80 hoursPackage Included:1pc x Bluetooth Headset1pc x Charging cable1pc x The instruction