Motorola PMMN4158C WM800 Wireless Mic with Battery compatible with APX NEXT with firmware R07.30.00* Includes 3-dot ViQi button, task light, emergency button, USB-C charging port, IP68 submersible, volume toggle, replaceable battery *Compatible with APX with firmware: 1) APX NEXT Radios: R07.30.00 and beyond 2) APX N70 Radio: R4.30.00 and beyond 3) Standard APX, APX N50, and APX N30 Radios: R34.02.00 PMMN4158C WM800 Package Contents: WM800 Wireless RSM (without Battery) PMNN4846C Wireless RSM Battery (included PMLN8132A Swivel Clip) PMKN4294A USB-C Charging Cable (1 m) (Desktop Charger Optional) PMLN9067A Tethering Kit Accessory User Guide As of March 2025 - Additional APX older models are now compatible with new software releases. A firmware update for your radio will be required. Please make sure this item is compatible before you purchase. Portable radios: APX NEXT, APX NEXTi, APX N70, APX N50, APX N30, APX80001, APX6000 BN, APX900, APX6000XE, APX8000XE, APX8000H, APX8000HXE, SRX2200 Mobile radios: APX8500, APX6500 BN, APX5500 BN, APX4500 BN, APX2500 BN, APX1500 BN (Is not compatible with PMMN4097 BT Gateway. Not supported with Standard APX radios in analog channel) 12-month warranty 20% Restocking Fee for open/ unpackaged products.