A23 wireless Bluetooth earphones for sports, i7i12 dual ear mini card insertion earphones

Bluetooth standard: V5.0

● Support modes: HSP, HFP, A2DP, AVRCP

● Transmission power: Class2

● Frequency range: 2.4026GHz-2.480GHz

● Transmission power: Class2

● Transmission range: 10 meters

Charging time: ≤ 3 hours

● Talk time: ≥ 7 hours

● Music listening time: ≥ 6 hours

● Standby time: ≥ 120 hours

● Supports FM music playback: 87.5-108MHz