The Fonestar SCI-770D is a wireless delegate microphone designed for use with SCI-series wireless conference systems. It offers high mobility, excellent speech clarity, and flexible operation, making it ideal for conference rooms, meeting halls, council chambers, and multi-user discussion environments. With automatic channel selection and battery-powered operation, it is quick to deploy and integrates seamlessly into professional audio setups.
Equipped with a unidirectional electret-condenser gooseneck microphone, the SCI-770D provides focused and natural voice reproduction with reduced background noise. The compact and lightweight base unit includes an LCD display for channel, battery, and status information. Power is supplied via an included rechargeable 3.7 V battery or three AA batteries, offering versatility for both portable and fixed setups.
| Specification | Details |
|---|---|
| Type | Wireless Delegate Microphone |
| Microphone Capsule | Unidirectional electret condenser |
| Frequency Response | 50 – 20,000 Hz |
| Sensitivity | –45 dB (V/Pa @ 1 kHz) |
| Dynamic Range | 110 dB |
| THD + N | < 1% |
| Wireless Frequency | 610 – 634.75 MHz UHF |
| RF Output Power | 10 mW max. |
| Operating Range | Up to 60 m (in open conditions) |
| Power Supply | Rechargeable 3.7 V battery or 3 × 1.5 V AA batteries |
| Gooseneck Length | 430 mm |
| Base Dimensions | 180 × 58 × 120 mm |
| Weight | ≈ 0.7 kg |
| Included Accessories | Foam windscreen, AA battery adapter |
The SCI-770D delivers clear, reliable audio performance suited to a wide range of conference and meeting environments. Its gooseneck design provides excellent microphone positioning, while wireless operation offers full flexibility in placement. The selectable automatic channel function ensures stable and interference-free use, and the dual power option allows continuous operation throughout lengthy sessions.
Q: What type of microphone is the SCI-770D?
A: It is a wireless delegate gooseneck microphone designed for use with SCI-series conference systems.
Q: Can I use AA batteries instead of the rechargeable battery?
A: Yes, it supports both the included rechargeable battery and 3 × AA batteries.
Q: What is the wireless operating range?
A: The SCI-770D can operate up to 60 metres in open environments.
Q: Does it include accessories?
A: Yes — a foam windscreen and AA battery adapter are included.
Q: Which systems is it compatible with?
A: It is designed for use with Fonestar SCI-series wireless conference systems.
