A tough wireless designed for tough demands. Deliver pristine audio quality with the Zaxcom ZMT4-Flex, a bendable wireless transmitter designed to capture the on-field experience of professional sports.Weighing only 3 oz (85 g), the Zaxcom ZMT4-Flex is constructed from a soft yet durable silicon rubber that allows the transmitter to bend and flex, providing an elevated level of safety for the professional sports player. Features Microphone connectivity: The ZMT4-Flex works with either a single mono or dual lavalier microphones up to 5 volts via two microdot input connectors. Encrypted audio: The ZMT4-Flex transmits using 100% digital modulation resulting in audio that’s fully encrypted. Digital encryption is the only way to keep audio transmissions private. The system uses one of 16 million encryption codes for an unbreachable level of privacy. Better workflow: The ZMT4-Flex provides a 128 dB dynamic range in mono and 108 dB in stereo with no limiting or compression distortion. External audio and battery status levels are seen on the OLED or at the Zaxcom receiver. Specifications Transmitter RF Modulation Proprietary Digital Method ZMT4.5-Flex RF Frequency Range 512 – 614 MHz ZMT4.6-Flex RF Frequency Range 596 – 698 MHz RF Frequency Step 100 KHz RF Bandwidth in ZHD48 Mode 50 KHz RF Bandwidth in ZHD96 Mode 100 KHz RF Bandwidth in XR Mode 200 KHz Channel Separation in ZHD48 Mode as close as 100 KHz Channel Separation in ZHD96 Mode as close as 200 KHz Channel Separation in XR Mode 400 KHz Antenna Connector 50 Ω SSMA Female Emission Designator 180 KV2E, 100 KV2E, 50 KV2E FCC Part 74.861 Transmitter Audio Dynamic Range Mono Mode 128 dB Dynamic Range Stereo Mode 108 dB Distortion 0.002% Frequency Response Mode 0 High Pass Filter Off or 30 to 220 Hz, Steps Mic Power 5 VDC Mic Connector two microdot Input Range -60 to -30 dBu Mic Impedance 6.8 k Ω ADC Bit-Depth 24 Bits ADC Sampling-Rate 48 kHz Timecode reader/generator Clock Accuracy 1.54 PPM (1 Frame Out in 6 Hours) Timecode Type SMPTE Timecode Frame-Rates 23.98, 24, 25, 29.9 2.4 GHz ZaxNet Receiver RF Frequency Range 2.403 to 2.475 GHz RF Modulation Digital Spread Spectrum RF Frequency Step 0.001 GHz (1 MHz) RF Bandwidth 1 MHz Channel Separation 2 MHz Sensitivity -96 dBm Power Power Output 10 / 25 / 50 mW – Software Selectable Battery Type Built-in Li-ion 1300mAH Battery Life Up to 7 Hours with 24 Hours of Standby