Motorola OEM Wireless earpiece KIT. NTN2570C, APX4000 APX6000 APX7000 APX8000. The item "Motorola OEM wireless earpiece audio kit NTN2570C APX Series radios NTN2570" is in sale since Saturday, December 5, 2020. This item is in the category "Consumer Electronics\Radio Communication\Parts & Accessories\Headsets & Earpieces". The seller is "eddielex1" and is located in Lexington, South Carolina.