Critical Environment Technologies MAC-AMCO CO Gas Detection Controller Enterprise Firewall & VPN Devices Sounds rough

Sounds rough

-Power cable/adapter: power cableis attached to this item

With Battery and SD card card

scratches and wear from age and movements on the exterior shell and the left speaker doesn't seem to be putting out volume but the volume is still decent and you can hear it just fine

Sticker stain on lid - see photo

Critical Environment Technologies MAC-AMCO CO Gas Detection Controller Enterprise Firewall & VPN Devices Sounds roughAS IS, UNTESTED : We do not have the proper power source for it : Comes as shown Power cable adapter: Not included May be missing accessories we are not aware of, review all pictures in detail No warranty No returns No exchanges No refunds.