XO E5 Bluetooth Γυαλιά Μουσικής Μαύρα

■Bluetooth version: V5.0+EDR■Frequency range: 2402-2480MHZ■Transmission power: Class2■Bluetooth support protocol: HSP/A2DP/AVRCP■Transmission distance: 10-15 meters■Music playback time: about 4 hours (80% volume)■ Talk time: about 5 hours■Charging time: 1.5-2H■Standby time: 160 hours (Bluetooth connection status)■Battery capacity: 3.7V/60mAh*2■Product material: Pc temple + TR frame + nylon lens■Weight: 40g Size: About 158*153*52MM