RKTech SQ-W1 TWS Stereo Sound Headset Bluetooth 5.0 Wireless Twins Earbuds Earphones

Features:[TWS BT 5.0 Version]Wireless dual ear design left and right ear channel separation. You can use the headset solely or used them in pairs. BT 5.0 brings high data transfer speed stable connection and low power consumption.[Fast Easy Paring]Auto power on and fast pairing between left and right earbuds once taking out of the charging case. Easy and quick to pair with BT-enabled audio devices. Effective distance is about 10 meters in open space.[Touch Control]You can achieve pause/play answer/hang up phone call reject phone call next/previous track function by touching the button all without taking your phone out of your pocket.[Long Battery Life]It supports music for 2-3 hours talking for 4 hours. With a 230mAh charging case put earbuds in and you can charge them anywhere anytime.[Clear Hands-free Call]BT5.0 chip offers noise reduction function which grasps the detail of voice greatly. Built-in mic delivers clearer and more real talking sound make hand-free call as you like.Specifications:Model Number: SQ-W1BT Version: BT 5.0Transmitting Distance: 10m/33ftBT Protocol: HFP A2DP HSP AVCRPCharging Voltage: 5V 500mAhWorking Voltage: 3.1-4.2VFrequency Range: 20-20000HzSensitivity: 105dBMic Sensitivity: -42dBImpedance: 32?Charging Case Battery Capacity: 3.7V 230mAhEarbuds Battery Capacity: 2* 3.7V 45mAhMusic Play Time: 2-3 hours (depends on music volume)Talk Time: 4 hours (depends on volume)Charging Time: 45mins for earbuds; 1-2 hours for charging caseMaterial: PlasticColor: BlackEarphone Size: 23*18*15mm/0.90*0.70*0.59inEarphone Weight: 10g/0.38oz (Pair of Earbuds)Charging Case Size: 70*40*34mm/2.75*1.57*1.33inCharging Case Weight: 28g/0.98ozPackage Size: 13*8*4.5cm/5.11*3.14*1.77inPackage Weight: 133g/4.71ozPackage List:1* Pair of Earbuds1* Charging Case1* Charging Cable2* Pair of Ear Tips1* English-Chinese User Manual