| Specification of earbuds | Specifications of charging box | Specifications of all |
| Product model: M20 Material: ABS and aluminum alloy Color: dark grey, dark blue IC/CPU: Rhoda AB1536U Bluetooth version: V5.0 (EDR) Rf range: 2.4ghz ISM(2402-2480mhz) Transmission radius: 10m Speaker impedance: 32R Frequency response range: 20-20khz Key type: touch Sensitivity: 102±3DB At 1000 Hz At 0.126 V Power: 5mW Max Distortion: <0.1% Lasting music: about 4.5h Headphone battery capacity: 35mA | Storage battery capacity: 350mA Storage charging port: Micro USB Wireless charging: support Charging current: DC 5v-300ma Charging duration: about 1.5h Wireless charging duration: about 1.5h Standby time: ≥160H | Weight of charging box:60g ears weight:9g Machine weight:69g Individual weight:120g |
