Colors: Pink, White 【High Sound Quality】 JMMO's TWS Bluetooth Headset covers a frequency range of 20Hz to 20kHz, providing clear and balanced sound quality. 【Long Distance Transmission】 With Bluetooth 5.0 technology, it achieves a transmission distance of up to 10m. You can enjoy music and calls with a stable connection. 【Battery Performance】 The earphones have a battery capacity of 30mAh, and the charging case has a battery capacity of 300mAh, allowing for long-term use. JMMO - Model: TWS Bluetooth Headset - Bluetooth Version: 5.0 - Transmission Distance: 10m - Frequency Range: 20Hz-20kHz - Battery Capacity (Earphones): 30mAh - Battery Capacity (Case): 300mAh - Weight: 35g The pink earphones have been opened once and immediately put back, so they are unused and almost new.