Shure SLXD24/B87A Wireless Vocal System with BETA 87A Handheld Transmitter

The SLXD24/B87A features the BETA87A supercardioid condenser microphone capsule.The SLXD24/B87A Wireless System delivers transparent, 24-bit digital audio and rock-solid RF performance for a wide range of applications, from day-long presentations to nighttime performances. Operate up to 32 compatible systems per 44 MHz band, with easy setup and optional rechargeability accessories for wireless excellence, wherever required. Ships with SLXD4 single-channel receiver and SLXD2/B87A handheld transmitters with antenna and rackmount accessories and two AA batteries.IncludesSLXD4 Single-Channel ReceiverSLXD2/B87A Handheld TransmitterAntennaRackmount accessories(2) AA batteriesFeaturesTransparent 24-bit digital audioExtended 20 Hz to 20 kHz frequency range (microphone dependent)120 dB dynamic rangeDigital predictive switching diversity44 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 bandEasy pairing of transmitters and receivers over IR scan and syncAutomatic channel scanLink multiple receivers for group scan and firmware updates via Ethernet portThird-party setup and control via EthernetElegant and easy-to-use interface with high-contrast LCD menuGuided setup mode installed in each SLX-D receiverTransmitters use 2 AA batteries or Shure SB903 rechargeable batterySystem configurations include handheld transmitters with interchangeable microphone capsules, bodypacks with a range of lavalier, headset and instrument microphones and single and dual rack-mountable receivers.SpecificationsSystemRF Carrier Frequency Range: 470–937.5 MHz (varies by region)Working Range: 100 m ( 328 ft)RF Tuning Step Size: 25 kHz, varies by regionImage Rejection: >70 dB, typicalRF Sensitivity: −97 dBm at 10-5 BERAudioLatency: 3.2 msHigh-Pass / Low Cut Filter: 150 Hz @ -12 db/octAudio Frequency Response: 20 Hz– 20 kHz (+1, -2 dB)Audio Dynamic Range: 118 dB at 1% THD, A-weighted, typicalTotal Harmonic Distortion:System Audio Polarity: Positive pressure on microphone diaphragm produces positive voltage on pin 2 (with respect to pin 3 of XLR output) and the tip of the 6.35 mm (with respect to the ring of the 6.35 mm output) output.Mic Offset Range: 0 to 21 dB (in 3 dB steps)Operating Temperature Range: -18°C (0°F) to 50°C (122°F)Storage Temperature Range: -29°C (-20°F) to 74°C (165°F)SLXD4 / SLXD4DDimensions (H x W x D): 42 x 197 x 152 mm (1.65 x 7.76 x 5.98 in.)Weight: 816 g, without antennasHousing: Galvanized SteelPower Requirements: 15 V DC @ 600 mA, supplied by external power supply (tip positive)RF InputSpurious Rejection: >75 dB, typicalConnector Type: BNCImpedance: 50 ΩPhantom Power Protection1/4" (6.35 mm): YesXLR: YesAudio OutputGain Adjustment Range: -18 to +42 dB in 1 dB stepsConfiguration1/4" (6.35 mm): Balanced (Tip = audio +, Ring = audio -, Sleeve = ground )XLR: Balanced (1=ground, 2=audio +,