How To Make (Almost) Any Bluetooth Speaker Portable - Experiment...

My equipment:
Main camera: https://www.bhphotovideo.com/c/product/1333228-REG/sony_ilce_9_b_alpha_a9_mirrorless_digital.html
Lens of choice: https://www.amazon.com/Sony-55mm-Sonnar-Frame-Prime/dp/B00FSB799Q/ref=sr_1_3?ie=UTF8&qid=1500478466&sr=8-3&keywords=sony+55mm
Head-camera: https://www.amazon.com/Sony-FDRX3000-Underwater-Camcorder-White/dp/B01LYSJB8A/ref=sr_1_2?ie=UTF8&qid=1494529168&sr=8-2&keywords=sony+x3000
Gimbal: https://www.amazon.com/Zhiyun-Crane-Stabilizer-Mirrorless-Panasonic/dp/B072Q2CRDW/ref=sr_1_1_sspa?s=photo&ie=UTF8&qid=1506175633&sr=1-1-spons&keywords=zhiyun+crane+v2&psc=1
Drone: https://www.amazon.com/Parrot-Bebop-Quadcopter-Drone-Red/dp/B00OOR9060/ref=sr_1_4?ie=UTF8&qid=1501343457&sr=8-4&keywords=parrot+bebop
Tripod: https://www.amazon.com/Cullmann-CU-52401-Nanomax-Travel/dp/B00HQM1GL2/ref=sr_1_fkmr0_2?ie=UTF8&qid=1494529037&sr=8-2-fkmr0&keywords=cullmann+nanomax+406
Lights: https://www.amazon.com/Neewer-Speedlite-Speedlight-Umbrella-Photography/dp/B008BQ233C/ref=sr_1_6?s=photo&ie=UTF8&qid=1494529228&sr=1-6&keywords=softbox
Recorder: https://www.amazon.com/Zoom-H4n-Pro-Batteries-Polishing/dp/B01GVWT696/ref=sr_1_1?s=electronics&ie=UTF8&qid=1494529268&sr=1-1&keywords=zoom+h4n+pro
Microphones: https://www.bhphotovideo.com/c/product/473506-REG/DPA_Microphones_SMK4060_SMK4060_Stereo_Microphone_Kit.html
Editing machine: https://www.amazon.com/Apple-Retina-Display-MNE02LL-Version/dp/B072JW4Z9S/ref=sr_1_2?ie=UTF8&qid=1500676223&sr=8-2&keywords=imac+4k+21.5
Headphones: https://www.amazon.com/beyerdynamic-770-Pro-Studio-Headphones/dp/B0016MNAAI/ref=sr_1_1?ie=UTF8&qid=1494529411&sr=8-1&keywords=beyerdynamic+dt770