




- Features
- Specifications
- Dimensions
- Whats in the box
Key Features of sE Electronics BL8 Boundary Microphone
- Half‑cardioid boundary condenser design using 3 µm sE8 small‑diaphragm capsule
- Onboard EQ “Character” switch with Neutral, Classic, and Modern voicing modes
- Switchable low‑cut filter (80 Hz or 160 Hz) and attenuation pad (–10 dB / –20 dB)
- Transformerless Class‑A circuitry for wide dynamic range and low distortion
- Built-in mount bracket and compatible with Kelly Shu isolation system for placement flexibility
- Rugged all‑metal chassis with gold‑plated XLR connector and non-slip rubber base
Technical Specifications
- Polar Pattern: Half‑cardioid (optional omni capsule sold separately)
- Frequency Response: 20 Hz – 20 kHz
- Sensitivity: ~25 mV/Pa (–32 dBV)
- Maximum SPL: 143 / 153 / 163 dB SPL (0 / –10 / –20 dB pad settings)
- Equivalent Noise Level: ~14 dB(A); Dynamic Range: 129 / 139 / 149 dB
- Output Impedance: ~60 Ω; Load Impedance: >1 kΩ recommended
- Power Requirement: +48 V phantom; current consumption ~5 mA via XLR
Dimensions
- Width × Depth × Height: 139 × 95 × 28.5 mm (≈5.47″ × 3.74″ × 1.12″)
- Weight: ~538 g (≈1.18 lb)
What's in the Box
- sE Electronics BL8 Boundary Microphone (cardioid capsule installed)
- Padded fabric pouch for protection
Engineered for Kick, Bass & Ambient Low-End Clarity


Flexible Tone & Rugged Build for Live or Studio Use
Versatility Beyond the Kick & Authentic Professional Praise


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