The Green Lion Interlaken earbuds truly deliver a premium sound, thanks to the 13mm drivers, sweeping frequencies from 20Hz to 20kHz, and a sensitivity of 105±3 dB. They run on Bluetooth V5.4 and promise a stable connection within a 10-meter transmission range. With a 40mAh battery for each earbud and a 300mAh battery for the charging case, a maximum playtime of seven hours is assured. IPX5 waterproof protection crowns them as sporting companions time outdoors is fine. Dual-mic ENC noise cancellation for crystal clear calls will filter out most clash of street or gym noises. A Type-C charging port promises fast speed, while the battery display tells you what's left. Stylish breathing lights wrap it up in theme and aesthetics for every occasion! Specification Material: ABS + Fabric Case Battery: 300mAh Earbuds Battery: 40mAh Bluetooth: V5.4 Transmission Range: 10m Speaker: 13mm Frequency: 20Hz-20kHz Impedance: 32? Sensitivity: 105±3 dB Waterproof: IPX5 Charging Port: Type-C Charging Time: 2H Playtime: 7H Standby Time: 180H SKU: GNINLKTWSBK | GNINLKTWSWH | GNINLKTWSBL GTIN: 09904781916868 | 09904781916936 | 09904781917094 Features Breathing Lights Type-C Charging Battery Display Dual-Mic ENC