Features:1. TWS separating-type wireless binaural stereo (touch control).2. Compatible with Bluetooth 5.0, ultra low power consumption current 8mA.3. Call reminder, one-button to reject / answer / hang up the call.4. Bilateral answering calls (the common TWS can only listen to the phone unilaterally).5. For IOS power display. You can always know the battery usage of your headset.6. English voice prompts. Remind you important information anytime, anywhere.7. Voice dialing: This function requires mobile phone support, and can be pressed long to call.8. The earphone can be used with one left ear or two ears.Specification:Model: Fws-9plus TWS separating-type wireless binaural stereo (touch)Product chip: RTL8763BFRCompatible with Bluetooth version: V5.0Transmission distance: 10MWorking current : 8mATransmission frequency: 2.4GHz-2.48GHzCharging voltage: DC5VCharging time: about 1.5 hoursVoice dialing: This function requires mobile phone support, you can press and hold SiriRWS binaural talking time: about 4 hoursRWS binaural listening time: about 3.5 hoursHeadphone size: approx. 44mm / 1.7inSingle ear talk time: about 6 hoursSingle ear listening time: about 5.5 hoursMagnetic charging box size: approx. 56 * 44.3mm / 2.2 * 1.7inStandby time: about 50 hoursHeadphone battery capacity: 40mAHCharging box battery capacity: 300mAHSupport Agreement: HFP1.7/HSP1.2/A2DP1.3/AVRCP1.6/SPP1.2Package list:1 * Pair of Headset1 * USB Cable1 * User Manual1 * Silicone Hanging Rope For Earphone1 * Charging Box