Technical Specifications
Category Specification
Transmission Range 1,000 feet ($300\text{m}$) Line-of-Sight (LOS) stable wireless link
System Propagation Latency Near-instantaneous response down to 0.04 seconds (40ms)
Wireless RF Protocol HEVO Technology (Hardware-accelerated H.265 / HEVC coding layer)
Frequency Hopping Speed Real-time channel adjustments completed in 0.001s (Adaptive AFH)
Transmitter (TX) Ports 1x 3G-SDI Input, 1x 3G-SDI Loop-out, 1x HDMI 1.4b Input (Type-A)

Feature Specification
Model SKU Sennheiser ME 2-II (Evolution Wireless Accessory Series) | SENME2II
Hardware Condition Brand New (Factory Sealed Box Packaging)
Transducer Core Principle Pre-Polarized Permanent Condenser Capsule
Acoustic Pick-Up Pattern Omnidirectional (Natural 360-Degree Voice Capture Axis)
Frequency Response Range Optimized 50 Hz to 18,000 Hz Speech & Dialogue Extraction
Equivalent Self-Noise Floor 36 dB Low Internal Noise Grid
Maximum Sound Pressure Level 130 dB SPL (Prevents Clipping During High-Volume Speech)
Sensitivity Profile 20 mV/Pa Core Output Capacity
Connector Interface Type 3.5 mm Locking Gold-Plated TRS Mini-Jack Node
Total Cable Length Footprint Heavy-Duty 1.6 Meters (5.25 Feet) Durable Line

Technical Specifications
Category Specification
Transmission Range 1,000 feet ($300\text{m}$) Line-of-Sight (LOS) wireless range
System Propagation Latency Near-zero propagation delay down to 0.04 seconds (40ms)
Wireless RF Protocol HEVO Technology (Hardware-accelerated H.265 / HEVC coding)
Frequency Hopping Speed Synchronous frequency hopping completed in 0.001s (Adaptive AFH)
Transmitter (TX) Interfaces 1x 3G-SDI Input, 1x 3G-SDI Loop-out, 1x HDMI Input (Type-A)
Receiver (RX) Interfaces 2x 3G-SDI Output, 1x HDMI Output, 1x USB Type-C (UVC Capture Port)

Technical Specifications
Category Specification
User Capacity 4-Person Full-Duplex (1 Master Headset + 3 Remote Headsets)
Transmission Range 1,100 feet ($350\text{m}$) Line-of-Sight (LOS)
Wireless Frequency 2.4 GHz (Auto-frequency hopping for interference resistance)
Audio Processing Dual-Mic Environmental Noise Cancellation (ENC)
Frequency Response 150 Hz to 7 kHz (Optimized for vocal clarity)

Technical Specifications
Category Specification
Transmission Range Up to 300 feet ($91.44\text{ m}$) Line-of-Sight (LOS)
System Signal Latency Ultra-low propagation delay of approximately 0.07 seconds (70ms)
Video Input Interface 1x HDMI Type-A Input Port
Supported Input Formats 1080p (60/59.94/50/30/29.97/25/24/23.98 fps), 1080i (60/50 fps), 720p (60/50 fps)
Wireless Frequency Carrier $5\text{ GHz}$ spectral band with active Intelligent Channel Selection
Multi-Device Capacity 1 TX to 3 Apps: Supports simultaneous wireless feeds to 3 mobile devices

Feature Specification

• Model SKU Sennheiser MKE 400 (Compact Shotgun Series) | SENMKE400
• Hardware Condition Brand New (Factory Sealed Box Packaging)
• Transducer Core Principle Pre-Polarized Condenser Interference Tube Engine
• Acoustic Pick-Up PatternSupercardioid (Highly Directional Forward Capture Zone)
• Frequency Response Range 50 Hz to 20,000 Hz Comprehensive Audio Tracking
• Maximum Sound Pressure Level 132 dB SPL (Handles High-Volume Concert Environments Safely)
• Dynamic Multi-Stage Gain Switch 3-Level Adjustment Matrix: -20 dB | 0 dB | +20 dB
• Switchable Low-Cut Filter Low-Frequency Roll-Off Infrastructure (Attenuates Wind/Hum Mud)
• Wired Interface Connections 1 x 3.5 mm Locking Jack Port (Microphone Output Node)
• Headphone Monitoring Path Dedicated 3.5 mm TRS Output with 8-Stage Volume Control
• System Power Requirements 2 x AAA Batteries (1.5V Alkaline or 1.2V NiMH Cells)

Technical Specifications
Category Specification
Kit Configuration 2x Matching Pyro 7 Units (Each can be independently set to TX or RX mode)
Display Panel Screen 7.0-inch Touchscreen IPS LCD Architecture (Per unit)
Native Panel Resolution $1920 \times 1200$ pixels
Maximum Peak Brightness 1200 cd/m² (Nits) daylight-viewable panel
Wireless Range Reach 1,300 feet ($400\text{m}$) Line-of-Sight (LOS) range
System Signal Latency Ultra-low propagation delay of approximately 0.06 seconds (60ms)