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Highlights Bluetooth 5.2 Stable transmission, Dual-core chipset enhances transmission speed, Maintaining connection stability. Wireless charging mode when placed on and can charge battery case by lightning cable. Smart pop-up pairing, showing the power status of earphones and charging case. Primary and secondary switch quickly, two earbuds are connected to the device separately, support for using single side or both sides. 5. Built-in microphone for hands-free calling and answering by touching Overview The Joyroom JR-T03S TWS stereo headphones have an advanced audio system that reproduces crystal-clear audio, be it with high notes or low notes. You can listen to music, and experience the sound effects of TV shows, movies, and sports and get a realistic feel. The unique NFC feature lets you connect these Joyroom wireless headphones to your NFC-compatible smartphone, MP3 player, or other devices. The charging battery box enables you to replenish the drained-out power of the 30mAh battery quickly. JR-T03S PRO Connectivity: WirelessCompatible with: Mobile PhonesType: In EarMicrophone included: YesNoise Cancelling: Yes Are batteries needed to power the product or is this product a battery: NoIs this a Dangerous Good or a Hazardous Material, Substance or Waste that is regulated for transportation, storage, and/or disposal? : NoExternal

Highlights Noise reduction technology can reduce background noise and provides high-quality and hands-free phone conversation. No more wires, just pick the earbuds from the charging case and they will turn into pairing mode automatically. Wireless dual ear stereo design offers clear sounds. Up to 3.5 hours of music and calling time. Compatible with Smartphones, tablets, and other Bluetooth-enabled devices. Wireless charging case Dual wireless earphones Up to 10 meters of a stable connection. Overview •Perfect Design Joyroom JR-T03S earphones come with a wonderful design that fits your ears. The charging case design is small and compact, making it ready for you when you are on the go. •Wireless Fast Connectivity Joyroom wireless earphones pair fast with your smartphone via Bluetooth 5.0. Also, Joyroom JR-T03S operates properly for up to 10 meters of wireless range, so you can enjoy wireless calls freely. Additionally, the built-in touch button makes it easy to play/pause music with one touch. • Spacious Battery The earphones can last for up to 3.5 hours of continuous music and calls. When the earphones run out of power, simply put them in the charging case to power them up thanks to the 400mAh capacity. Amazingly, the charging case is compatible with wireless chargers, so you can power it up with no need for extra cables.

Detailed parameters of the headset: BT version: V5.1 Supported protocols: HSP/HFP/A2DP/AVRCP Audio decoding: AAC/SBCBT range: s15m(standard environment) Frequency responserange:20H-20KHz Speaker sensitivity: 119+3dB Speaker:14.2mm Impedance:32Ω Power:3mW Case battery capacity: 320mAh Earphone battery capacity:30mAh Music time: about 6h (70% volume) Talk time: about 5h Standby time (connected): about 120h Earphone charging time: about 1.5h Case recharging time: about 2h Wireless charging time: about 3h Charging input: DC 5V/1A Size of charging case:44*22*53.8mm Cycle counts: 4 times Size of charging case:44*22*53.8mm Net weight:48g