Delivering reliable, 24-bit digital audio and rock-solid RF performance for a myriad of applications, from all-day presentations, to performances through the night. Operate up to 32 compatible systems per 44 MHz band, with simple setup and optional rechargeability accessories for an outstanding wireless system, wherever required. This system includes a SLXD4D dual-channel receiver and two SLXD2/SM58 handheld transmitters with antenna and rackmount accessories. Features Extended 20Hz - 20kHz frequency range (microphone dependent) 120 dB dynamic range Digital predictive switching diversity 44 MHz tuning bandwidth (region dependent) 32 available channels per frequency band (region dependent) Up to 10 compatible systems per 6MHz TV band; 12 systems per 8 MHz band Easy pairing of transmitters and receivers over IR scan and sync Up to 8 hours from 2 AA batteries or optional Shure SB903 rechargeable battery Transparent 24-bit digital audio Rugged Metal Construction Specifications Working Range: 100m Latency: 3.2ms Frequency Response: 20Hz - 20kHz (+1, -2dB) Dynamic Range: 120dB @ 1% THD THD: <0.02% Microphone Polar Pattern: Cardioid Microphone Principal: Dynamic