Specification: 1. Latest low power Bluetooth v3.0 with call function 2. ISSC chip model 1632 for all phones 3. Talk time: About 6-8 hours 4. Normal standby time of 15 days 5. Match all Android phones suitable charger Color: Black, Grey Operating Instructions : Power on: Long press the power key for 1-5 seconds. Power off: During power-on state long press the power off key until the red light flashing quickly. Pairing Mode: Long press the power on key 6-10 seconds enters pairing mode, the pairing mode red and blue lights flashing. Answer the Phone: When has paired successfully, just press on the button on the panel can answer the phone. Refuse the Phone: Has paired successfully when the call, Long press 3-5 seconds the answer call button on the panel rejected calls. Dial-back Phone: When has paired successfully, long press the answer key for 2-3 seconds. Charge: Red light long bright when charging mode, and the red light goes off when finished. Package Include: 1 x Pair of Bluetooth Gloves 1 x Instruction Manual 1 x Charging Cable Ships in 7 business days. It is shipped from China. Delivery is provided by China Post Air Mail. Delivery time depends on the couriers, local customs in your country also holidays, weather conditions. Usually it takes from 39 to 60 days, depending on the customs at your country.