General Bluetooth version: V4.1 Chip: CSR 8635 Waterproof level: IPX5 Mode: Headset / handsfree / A2DP / AVRCP Operating range: About 30 feet (10 meters) MP3 playing time: About 8 hours Standby Time: About 180 hours Charging Time: About 2 hours Certificate: CE ROHS FCC and BQB can be applied Battery Status: IOS supports depend on mobile phone |
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