Automatic paired bilateral calls "TWS freedom is not subject to "line" .Compatible with the strong compatibility brought by IOS Android 5.0 chip, as long as the device has Bluetooth, it can be used.Wireless earphones for binaural HD calls are mostly unilateral calls, and the call effect is poor. 5.0 The left and right ears of bilateral calls are equipped with highly sensitive microphones, so you can talk easily in noisy environment.Smaller battery compartment, larger battery capacity mini portable charging box, strong power reserve, long-lasting battery life, no worries when going out.
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