Philips SMP4000 SpeechMike Premium Air Wireless Dictation Microphone - Push Button with ACC4100 AirBridge Wireless Receiver Brand : philips Manufacturer : Philips Replacement Model : ACC4100-SMP4000 - Philips SMP4000/00 SpeechMike Premium Air Wireless Dictation Microphone with Push Button Design - The wireless Philips SpeechMike Premium Air is equipped with revolutionary patented lossless speech technology to offer maximum mobility without any compromises. - Smart docking station The innovative docking station provides quick charging and easy pairing between the device and the docking station. Users can be flexible and work with various docking stations in different places. Connected with the Philips foot control the docking station also enables hands-free recording. - Philips ACC4100/00 AirBridge Wireless Receiver included for Easy pairing for quick switching between workstations. - Lossless transmission for excellent recordings which capture every word.