Giới thiệu tai nghe không dây I7S Tws Kèm Hộp Sạc Điện Thoại
i7S TWS Wireless Earphones Headset BT Stereo Earphone for i-Phone Android This earphone is ergonomically designed, comfortable to wear, firm not slip, good sound quality, let you enjoy the music feast.
Features: Support listening to music and making phone calls. With headphone charging compartment. Telegrams to the number, the last code back, all intelligent in English and Chinese prompt, boot pairing, shut off disconnect, low battery will have voice prompt. Each time the BT headset is connected to the phone, it will automatically connect back to the phone when the BT headset is turned off and turned on again, which is convenient and fast. Intelligent compatibility, support all mobile phones, tablets, laptops with BT function, universal to all mobile phones. Ergonomically designed for use in different ear shapes. Good sound quality, three-frequency balance, bass surging, high is loud and clear. A2DP/AVRCP great quality stereo audio transmission and remote control protocol.
Specifications: Item type: Earphone Model: i7S Color: White BT distance: 12 meters barrier free BT version: BT V4.2+EDR Impedance: 32OHM Frequency band: 2.4GHz Power level: CLASS II Output power: 30mW Frequency: 20-20000Hz Operating voltage range: 3.0V-4.2V The call time: Approx. 2-3 hours Music time: Approx. 2-3 hours Charging time: Approx. 40minutes Package weight: 40g / 1.41ounces Package size: 120 * 80 * 50mm / 4.72 * 3.14 * 1.96inches