Wireless chip Version : V 5.4 [panggilan 2 telinga] Charging input:DC 5V-430mA Earbud battery: 30mAh*2 Charging box: 300mAh Music time: 4.5 hours Charging time:about 1.5 hours Wireless Range: 10m Charging Port: Type-C Control Mode : Touch Chipset AD7003D8 Audio Codec SBC / AAC Protokol pendukung : A2DP/AVRCP/HFP/HSP RF Frequency 2.402GHz-2.480GHz (TYP) RF Receive Sensitivity -86dBm S/N ≥90dB Driver Φ13mm, 32±15% ohm Frequency response 100Hz~20KHz Driver Sensitivity 112±3dB(at 1kHz/1mW,With IEC-318 Coupler) Driver Power Rated 2mW MIC MEMS, 2718, -38dB Earbuds Battery 3.7V/30mAh Rated input for Earbuds 5V/25mA Charging time for Earbuds 1.5h Talk time 3.7H Standby time for Earbuds 50H,With charging box 190H Case Battery 3.7V/300mAh Times of Case charging Earbuds 3.5 times Static current for Earbuds under 10uA Waktu pengisian : 1.5 jam Waktu kerja headphone : diukur 80% volume pemutaran terus menerus selama sekitar 4.5jam Berat produk tunggal : 66gr Berat satu barang dengan kemasan : 150gr