Remax M21 Black Portable Mini Bluetooth Speaker RB-M21 BLUE Refresh_170Hz embedded 4x1GbE NIC with a

embedded 4x1GbE NIC with a broad range of graphics and compute options

Hybrid Signal Solution

In addition the flexible boom and the passive noise cancelling microphone guarantee clear voice transmission

Whether your current is AC or DC

Remax M21 Black Portable Mini Bluetooth Speaker RB-M21 BLUE Refresh_170Hz embedded 4x1GbE NIC with aRemax M21 Black Portable Mini Bluetooth Speaker RB M21 BLUE High quality ABS and fabric materials, provides you the comfortable sense of touching Use Bluetooth V4. 2 chip to support low distortion audio transmission in stable connection Support TWS function, two speakers could connect with each other and bring you stereo sound IPX56 waterproof technology keep your music pumping through sweat and rain Support 3. 5mm audio cable and TF card, enjoy music