TWS-K2 In-ear Invisible Wireless Earphones with Microphone Bluetooth 4.1 CSR 4.2 Stereo Mini Earbuds for iPhone7 Samsung Audio Format: MPEG2 Audio Layer

Audio Format: MPEG2 Audio Layer I & II / AAC

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TWS-K2 In-ear Invisible Wireless Earphones with Microphone Bluetooth 4.1 CSR 4.2 Stereo Mini Earbuds for iPhone7 Samsung Audio Format: MPEG2 Audio LayerProduct Features: True Wireless Bluetooth Headset True left and right surround sound surround sound quality Support multi point connection, a machine with two Apply to drive to the office, two at the same time for high definition music appreciation With special charging storage box, convenient intelligence EEP 524537 Product Specifications: Bluetooth Version: V4. 1 Operating range: 10m Wearing Type: Super Mini, In ear Function: Answering Phone, Multi