Eartec E-Pak Series Full Duplex Wireless Transceiver

The Eartec E‑Pak series offers three specialized beltpack transceivers for full‑duplex, hands‑free communication in production, broadcast, and live event settings. Each model provides clear, license-free digital audio over 2.4 GHz with a line-of-sight range up to 900 feet and 6 hours of battery operation.

Choose the model that fits your system: the EPAKM is the master unit for initiating communication; the EPAKR is the standard remote; and the EPAKHD supports HD wireless headsets for enhanced flexibility in hybrid crew setups.

Key Features

• Model Variations: EPAKM (master), EPAKR (remote), EPAKHD (HD compatible)
• Full‑Duplex Audio: Hands‑free simultaneous talk, no push‑to‑talk needed
• Scalable System: Supports up to 15 units per group
• Lightweight Build: Compact beltpack design, just 2.5 oz
• No FCC License Required: Operates in 2.4 GHz spread spectrum band
• Rugged & Weather-Resistant: IP-sealed design for demanding environments

Technical Specifications

• Model: EPAKM / EPAKR / EPAKHD
• Dimensions: 4.0 x 2.0 x 1.0 inches (102 x 51 x 25 mm)
• Weight: 2.5 oz (71 g)
• Frequency: 2.407–2.475 GHz, GFSK modulation
• Power: 3.7 V / 800 mAh Li‑Poly battery, ~6 hours
• Range: Up to 900 feet (350 meters)
• Environmental: 32°F to 122°F (0°C to 50°C), IP-rated housing