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Shure BLX14R/SM35-H10 Wireless Headset System (Factory Re-Certified)
The ideal entry-level wireless microphone system for small venues, BLX offers professional quality sound with simple setup and an intuitive interface.
The BLX14R/SM35 Headworn Wireless System is part of the BLX wireless systems family.
Shure BLX® Wireless Systems combine professional-quality sound with simple setup and an intuitive interface for legendary audio performance right out of the box. Precision-built and available in a variety of configurations, it’s the most accessible way to own the stage.
Includes BLX4R rack mount receiver, BLX1 bodypack transmitter, SM35 headset microphone, power supply, clothing clip, windscreens, rack mount hardware, and user guide.
The BLX4R is a rack-mountable receiver with removable antennas for quick distribution.
The BLX1 transmitter functions up to 14 hours of continuous use with 2 AA batteries. 300 ft (100 m) transmission radius.
The SM35 Headset is a durable cardioid condenser microphone in a comfortable headset for hands-free vocal performance. Ideal for multi-instrumentalists.
Frequency Range | H10 Band (542-572 MHz) |
Working Range | 91 m (300 ft) Line of Sight |
Audio Frequency Response | 50 to 15,000 Hz |
Total Harmonic Distortion, Ref. ±33 kHz deviation | 0.5%, typical |
Dynamic Range | 100 dB, A-weighted, typical |
Operating Temperature | -18°C (0°F) to 57°C (135°F) Note: Battery characteristics may limit this range |
Polarity | Positive pressure on microphone diaphragm (or positive voltage applied to tip of WA302 phone plug) produces positive voltage on pin 2 (with respect to pin 3 of low impedance output) and the tip of the high impedance 1/4-inch output. |
(BLX4R) Output Impedance | XLR connector: 200 Ohm, 6.35 mm (1/4") connector: 50 Ohm |
(BLX4R) Audio Output Level Ref. ±33 kHz deviation | XLR connector: --20.5 dBV (into 100 kOhm load), 6.35 mm (1/4") connector: --13 dBV (into 100 kOhm load) |
(BLX4R) RF Sensitivity | -105 dBm for 12 dB SINAD, typical |
(BLX4R) Image Rejection | >50 dB, typical |
(BLX4R) Dimensions | 50 mm X 198 mm X 163 mm H x W x D |
(BLX4R) Weight | 998 g (2.2 lb.) without antennas |
(BLX4R) Housing | Molded ABS, steel |
(BLX4R) Power Requirements | 12--15 V DC @ 260 mA, supplied by external power supply (tip positive) |
(BLX1) Audio Input Level gain | max: -16 dBV maximum, min (0 dB): +10 dBV maximum |
(BLX1) Gain Adjustment Range | 26 dB |
(BLX1) Input Impedance | 1 M Ohm |
(BLX1) RF Transmitter Output | 10 mW, typical varies by region |
(BLX1) Dimensions | 110 mm x 64 mm x 21 mm (H x W x D) |
(BLX1) Weight | 75 g (2.6 oz.), without batteries |
(BLX1) Power Requirements | 2 LR6 AA batteries, 1.5 V, alkaline |
(BLX1) Battery Life | up to 14 hours (alkaline) |
(SM35) Type | Electret Condenser |
(SM35) Frequency Response | 40–20,000 Hz |
(SM35) Polar Pattern | Cardioid |
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