Premium quality battery compatible with PMNN4409 two way radio. This PMNN4409 radio battery is compatible with the original equipment. Designed for reliable performance and high durability, it is guaranteed to maintain 80% of its rated capacity for 12 months from the date of shipment.Compatible with, also compatible with Motorola Radio models:APX1000 APX2000 APX3000 APX4000 APX900 DGP5550 DGP8550 DP2000 DP4000 DP4400 DP4401 DP4600 DP4601 DP480 DP4800 DP4801 XiR8660 XiRP860 XiRP8600 XiRP8608 XiRP8620 XiRP8628 XiRP8660 XiRP8668 XPR3000 XPR3300 XPR3300e XPR3500 XPR3500e XPR7000 XPR7350 XPR7350e XPR7380 XPR7380e XPR7550 XPR7550e XPR7580 XPR7580eReplace OEM P/N:NNTN8128 NNTN8128AR NNTN8128BR PMLN4418 PMMN4409 PMNN4406 PMNN4406AR PMNN4406BR PMNN4407 PMNN4407AR PMNN4409 PMNN4409AR PMNN4409BR PMNN4412AR PMNN4417 PMNN4418AR PMNN4424 PMNN4435A PMNN4448Battery features:*Uses the highest quality graded and sorted A' Grade cells.*Has resistance welded gold plated contacts for maximum performance.*Provides excellent discharge characteristics.*Uses high impact ABS and Polycarbonate plastic housings for ruggedness.*Undergone comprehensive testing including high altitude performance, vibration, mechanical shock, thermal cycling, external short circuit and overcharge test simulations.*Includes a 12 Months free replacement warranty for manufacturers defects.We provide premium quality batteries, manufactured by ISO 9001 certified plants using state-of-the-art technology for the finest quality radio batteries. Each radio battery is tested throughout the manufacturing process to match or outperform the original equipments specifications for form, fit and workmanship.