Model number: QCC3005bluetooth version: bluetooth V5.0Support protocols: A2DP 1.3, AVRCP 1.6, HFP 1.7, HSP 1.2Working frequency band: 2.402GHz-2.480GHzPower class: Power class 2 (Class II)Receive sensitivity: -90dB at 0.1% BERWorking current: 25MABuilt-in battery :110MAHCharging currentCharging time: about 1.5 hoursAudio performance APT X / APT X LL / AAC / SBC ...Life time: 5 Hoursbluetooth distance: 8M (open space)Charging method: Micr o USB 5VOutput connection: 3.5MM stereo interfaceCompatible with Android, IOS phone and PAD, and all bluetooth audio devicesFeatures:1The Newest bluetooth 5.0 Version:Compliant to version 5.0 specifications, backwards compatible to Bluetooth 4.2/4.1/4.0/3.0/2.0/1.0.2Supports apt X /APT X LL Low Latency:QCC3005 Chip, apt X Low Latency audio ensures your Bluetooth wireless enabled device can deliver sound in sync with visual media. It reduces delay and improves end-to-end speed of the audio transmission, resulting in a high quality, synchronised user experience.With apt X Low Latency you can enjoy the freedom of wireless for applications such as gaming and watching videos.3With Micr ophone(Answer the call handsfree)Handsfree when someone calls you, no need to disconnect the bluetooth and pick up your phone when you are cleaning or do something else.4Long-Range Wireless Connection:The wireless bluetooth adapter supports the connection up to 10 meters/33 feet, controlling the music playing in a long distance.Pakage include:1* bluetooth receiver1*