crwdns2933423:0crwdne2933423:0
crwdns2918538:0crwdne2918538:0

3M WorkTunes Connect Earmuffs Teardown

crwdns2936025:03crwdne2936025:0 —

crwdns2935477:0crwdne2935477:0:

crwdns2935483:0crwdne2935483:0

Contains a battery and connector PCB. Battery type is 603040 lithium ion, dimensions are 6mm thick X 30mm tall X 42mm wide, with a 3-pin JST (includes thermistor apparently)

crwdns2944171:0crwdnd2944171:0crwdnd2944171:0crwdnd2944171:0crwdne2944171:0