Black

<ul><li>Bluetooth Version: 4.2</li><li>Battery capacity: 65mAh for the left and the right one</li><li>Chipset: CSR from the UK</li><li>Adopt the advanced CVC6.0 active noise-cancellation</li><li>Charging time: 1 hour</li><li>Work time: one for 5-6 hours, and a set for 2-3 hours</li><li>Stand-by time: one for 120 hours, and a set for 60 hours</li><li>Wireless range: one for above 20m, and a set for above 10m</li><li>Frequency: 2.4GHz</li><li>Receive sensitivity: -90dBm</li><li>Supports A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/DI1.3</li></ul>

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