Kenwood NX-5200 Noise Cancelling Headset Receive-Only Earpieces Battery pack is compatible with:

Battery pack is compatible with: EF Johnson 5100 ES EF Johnson 51 LT ES EF Johnson 51SL ES Motorola XTS3000

VX-820 (VX-821

Analyzing batteries will tell users how much life the battery has left and if the battery needs to be replaced

The headset is used by SWAT teams around the U

Kenwood NX-5200 Noise Cancelling Headset Receive-Only Earpieces Battery pack is compatible with:Noise canceling headset for use with Kenwood NX 5200 radios. Behind the head dual speaker with noise canceling boom microphone and In Line PTT. Rated with 24DB noise canceling and is recommended for manufacturing plant engineers, industrial processing technicians, construction teams, race teams, airport personnel, or anyone in a high noise environment. Noise Cancelling Headset for use with the following Kenwood Radios: NX 410, NX 411, NX 5300, NX5410,