Features Available Transmitter Form factors: Bodypack Operating range (up to): 100 m (Under typical conditions) BLX4 Wireless Receiver Up to 12 compatible systems (region dependent) Microprocessor-controlled internal antenna diversity One touch QuickScan locates the best open frequency ¼ and XLR audio outputs Two color audio status indicator LED Green: Normal audio levels Red: Excessive audio levels (overload/clipping) BLX1 Wireless Bodypack Transmitter Power and battery status LED Adjustable gain control Quick and easy frequency matching AA batteries (included) provide up to 14 hours of continuous use 100 m (300 ft.) operating range (line of sight) Performance headset condenser microphone Wireframe headset fits securely and comfortably for active performers and multi-instrumentalists Tight, unidirectional cardioid polar pattern rejects signal bleed and feedback for use on loud stages and behind floor monitors Flexible gooseneck design allows for optimized placement that further improves source isolation Lightweight and low-profile form enables comfortable, long-wearing use TA4F (TQG) connector is compatible with any Shure wireless bodypack Locking snap-fit windscreens tame plosives, breath, and wind noise for clean and intelligible sound Tailored frequency response refined for clear, crisp vocal reproduction Included in BLX and GLX-D® wireless systems, renowned for their ease of use and reliable performance Legendary Shure precision engineering for durability and performance Specifications BLX14/SM35 Specifications Set Type: Headset Amount of Bodypacks: 1 Amount of Handhelds: 0 Amount of TQG Mics: 1 Included Case / Pouch: Case BLX4 Specifications Weight: 241 g Height x Width x Depth: 40.0 × 188.0 × 103.0 mm Transmission: Analog Type of Power Supply: External Receiver Housings: Molded ABS Active Antenna Possible: No Bias via BNC: No Encryption: No High Density Mode: No Interference Detection: No Remote Control: No Number of compatible systems per frequency band: Up to 12 DANTE-Enabled Products: No Scan Features: Quick Scan Sync Features: None Detachable Antennas: No Network ability: No Software control: No Logic: No Cascade: No Rack Hardware: Optional: Urt2 Receiver Displays: LEDs Receiver type: Single Included antenna: Internal Line Mic Switch: No Image Rejection: 50 dB, typical RF Sensitivity: -105 dBm, for 12dB SINAD, typical Phantom Power Protection: Yes BLX1 Specifications Weight: 75 g Height x Width x Depth: 110.0 × 64.0 × 21.0 mm Battery life lithium: 0 h Battery life alkaline: 14 h Form Factor: Bodypack Transmitter housings: Molded ABS Audio Mute: No Detachable Antennas: No Switchable RF power: No Batteries: AA Battery Status: Multi-Color LED Connectors: TQG Frequency Diversity: No Functionality: Transmitter Gain adjustment range: 26 dB High Density Mode: No Included antenna: 1/4 wave Input impedance: 1000 kO Transmission: Analog SM35 Specifications Weight: 72 g Frequency Response: 50 Hz – 20 kHz Frequency Response: Tailored Sensitivity: -59.00 dBV/Pa – 1.10 mV/Pa Self-Noise: 39 dB(A) Max. Sound Pressure Level: 153.0 dB Transducer Type: Condenser Polar Pattern: Cardioid Switchable low cut: No Connectors: 3 Pin XLR, TQG (T4AF, 4-Pin Mini) Attenuator: No Interchangeable Capsule: No Main Functionality: Performance Headphone Output: No Requires Phantom Power: TQG: 5v DC (bias), XLR: 11 to 52 VDC VDC Cartridge: Fixed