Highlights 4 Mic ENC calling noise cancellation. Low power consumption, powerful 8h battery life 13Mm large graphene diaphragm dynamic speaker, hifi audio quality Built-in low power consumption chip, up to 32h play time with the charging case 4 Mic ENC calling noise cancellation, filtering out noise for HD calling experience. BT 5.3, low power consumption stable transmission, audio and picture sync-up without delay 13Mm graphene diaphragm, hifi super bass quality. Ergonomic half in-ear design, ensuring long-lasting comfort to your ears IPX4 water resistance, withstands rain and sweat. Seamless switch between single and double earphones, instant connection once opening the case Overview Series name: Jpods Series Product name: True Wireless Dual-Mic ENC Earphones Model: JR-PB1 Type: half in-ear Color: Black BT version: V5.3 BT audio decoding: AAC, SBC Supported protocols: HSP, HFP, A2DP, AVRCP Working frequency: 2402-2480KHz Earphone battery capacity: 35mAh Case battery capacity: 350mAh Speaker impedance: 32Ω Rated power: 2*5mW Speaker: Φ13mm Music time: about 8h (60% volume) Calling time: about 4h (60% volume) Earphone standby time (connected): about 48h Earphone charging input: 5V⎓100mA Case charging input: 5V⎓1A Charging input port: Type-C Cycle counts: about 3 times Earphone charging time: about 1.5h Case charging time: about 1.5h Water resistance: IPX4 Material: ABS+PC Earphone weight: 3.5g Net weight: 38g