SX 991 Foldable Neck Hanging Type Telescopic Headset Wireless Bluetooth Earphone(Black)

Features: Adopts British CSR5.0 Bluetooth chip with separate connection functions, and connects 2 Bluetooth devices at the same time. CVC wideband noise reduction, it will not affect the call even in noisy environment, let you enjoy pure sound. With hanging neck design, unique telescopic earbud design, foldable when not in use, enjoy music as you like. One button smart boot, voice function, call vibration reminder, EQ switch, easy to use. 300 hours super long standby time, it can work continuously for a long time. Support for iOS system (for iPhone, etc.) power display and battery prompt. Voice dialing function, clear call, last code redial, call rejection, Chinese and English switching. Specification: Material: ABS Color: Black, Black White(optional) Comply Bluetooth Standard: V5.0 Support: HSP, HFP, A2DP, AVRCP Transmit Power: Class2 Wireless Connection Range: less than 10m 32.81ft Operating Frequency Range: 2.4026GHz 2.480GHz Charging Time: less than 3.5 hours Talk Time: more than 18 hours Playing Time: more than 16 hours Standby Time: more than 300 hours Package List: 1 x Earphone 1 x Charging Cable 1 x A Bag of Earbud Cover 1 x Instructions .