The Clear-Com <b>WH301</b> is a light-weight, single-ear, all-in-one wireless headset that operates in the 2.4GHz frequency range. <b> Compatible only with the MB300, MB300ES and EB300 base stations</b>, the WH301 is not compatible with other DX Series systems. The WH301 includes 2 BAT50 Li-Ion Batteries to give the WH301 up to 12 hours of battery life. The AC50 Battery Charger (sold seperately) charges up to 4 BAT50 batteries at a time and includes storage slots for 4 additional batteries. Charging time is 2.5 hours.</p><p>Single-channel operation allows any four all-in-one headset users to engage in simultaneous, full-duplex communication. In dual-channel operation, three users may be in full-duplex with up to 12 users is in listen-only mode.The WH301 has a rugged, reinforced casing and long lasting keypads with no mechanical switch and features a lightweight, balanced design and wire-free steel headband for all day comfort.</p>

The WH301 is a lightweight singleear allinone wireless headset that operates in the 24GHz frequency range This headset is used with the MB300ES and EB300 base stations The WH301 uses the BAT50 LiIon Batteries and AC50 Battery Charger Features. Twochannel. 24GHz frequency range. 35 kHz wide band audio. Up to 15 beltpacks andor allinone headsets on a single system. Up to 12 hours of battery lifeSpecifications. Channels 2 audio channels. Protocols TCPIP UDP RTP SIP DHCP Multicast. Frequency Range 2400 MHz 24835 MHz. Frequency Response 200 Hz 35 kHz. Headset Connector 4pin miniDIN. Microphone Electret. Headset Output 160mW into 32 Ohms. Communication Security 64bit encryption. Controls Power VolumeUp VolumeDown X O All. Indicators Dualcolor LED redgreen. Battery Requirements 36V lithiumion. Type Frequency Hopping Spread Spectrum FHSS. Modes Momentary or Latch. Frequency Stability 13 ppm. Type Frequency Hopping Spread Spectrum FHSS. Frequency Stability 13 ppm