Audio-Technica BP894xCT4-TH Cardioid Earset with Detachable Cable, TA4F Connector, Beige

Offering exceptional performance in a low-profile design, the Audio-Technica BP894xCT4-TH Cardioid Earset is the perfect choice for stage and television talent, lecturers, worship leaders, and other communicators who require high-quality audio with minimal visibility. This ultra-lightweight earset microphone is designed to hook securely behind either ear, ensuring a comfortable fit even for extended periods. The rotating capsule housing with a talk-side indicator allows for precise placement, making sure the cardioid condenser captures the best audio possible. With a flat, extended freq. response and a detachable, field-replaceable cable, this microphone is versatile enough for both wired and wireless applications.

The BP894x's subminiature cardioid condenser capsule is engineered to deliver extremely intelligible, natural vocal reproduction. Its ergonomic under-ear design ensures that it stays in place securely, even for individuals who wear glasses. The microphone is constructed from hypoallergenic materials, making it suitable for all users. Additionally, this model comes with various accessories, including a power module for wired versions, dual-ear adapter kit, cable clip, windscreen, moisture guard, belt clip, and a carrying case—providing everything you need for a reliable and high-quality audio solution.

Key Features

• Rotating capsule housing with talk-side indicator for optimal placement
• Subminiature cardioid condenser capsule for natural vocal reproduction
• Lightweight, inconspicuous design with a capsule diameter of just 2.6 mm
• Ergonomic under-ear design for an ultra-secure and comfortable fit
• Detachable, field-replaceable cable with robust connector
• Handles high sound pressure levels with ease
• Power module (AT8545) for wired versions includes a high-pass filter
• Comes with AT8464x Dual-Ear Adapter Kit for added stability and comfort
• Constructed from hypoallergenic materials

Specifications

• Element: Fixed-charge back plate, permanently polarized condenser
• Polar Pattern: Cardioid
• Freq. Response: 20-20,000 Hz
• Low Freq. Roll-Off: 80 Hz, 18 dB/octave (wired only)
• Open Circuit Sensitivity: -47 dB (4.3 mV) re 1V at 1 Pa
• Impedance: 250 ohms (wired only)
• Maximum Input Sound Level: 135 dB SPL, 1 kHz at 3% T.H.D.
• Dynamic Range (Typical): 98 dB, 1 kHz at 3% T.H.D. Max SPL (wired only)
• Signal-to-Noise Ratio: 57 dB, 1 kHz at 1 Pa
• Phantom Power Requirements: 11-52V DC, 2 mA typical (wired only)
• Current Consumption: 0.25 mA typical at 5V (wireless only)
• Voltage Range: 3.5-10V (wireless only)
• Switch: Flat, roll-off (wired only)
• Weight: Microphone, boom & earpiece: 2.0 g (0.07 oz) (without cable); Power module (wired only): 85 g (3.0 oz)
• Dimensions: Microphone: 9.67 mm (0.38") long, 2.6 mm (0.10") diameter; Boom: 98.4 mm (3.87") long, 1.07 mm (0.04") diameter; Power module (wired only): 100.0 mm (3.94") long, 18.9 mm (0.74") diameter
• Output Connector (Power Module): Integral 3-pin XLRM-type
• Cable: Detachable 1.4 m (55") long, 1.6 mm (0.06") diameter, 2- or 3-conductor shielded cable (termination dependent)
• Audio-Technical Case Style: M40

Package Contents

• AT8545 power module (wired only)
• AT8464x dual-ear adapter kit
• AT8440 cable clip
• AT8163 windscreen
• AT8171 windscreen
• Moisture guard
• Belt clip (wired only)
• Carrying case