Eartec TD904 4-Person Wireless Communication System with Ultra Dual Headsets
The TD904 System from Eartec is a professional-quality 4-person wireless communication system that provides telephone-style full duplex communication with no buttons to push. No base stations or licenses are required, giving you true portability and flexibility.
The system includes 4 wireless beltpacks, each of which features a rechargeable battery, talk/standby switch, volume control knob, and low battery indicator. For talking and listening, 4 heavy-duty Ultra dual-ear headsets are included. The headsets are constructed from rugged polycarbonate and feature septagonal earcups for full ear coverage. Flexible gooseneck mic booms provide optimal positioning.
- Full duplex 4-person communication system
- No PTT or voice activation needed
- No base station or licensing required
- Rechargeable batteries last for up to 12 hours
- Talk/standby switch and integrated volume control
- Rugged polycarbonate dual-ear headsets
- Septagonal earcups for ultimate comfort and noise protection
- Flexible gooseneck mic boom for precise positioning
| General System | |
| Frequency Range | 902.6 - 904.55MHz: 825.6 - 927.55MHz (40-Channel Combination) |
| Operating Range | 1320' (402 m) |
| System Modulation | Frequency Modulation |
| Tuning | PLL Frequency Synthesizer |
| Power | 4.8V NiCad Rechargeable Battery, 700mAH |
| Battery Life |
Standby - 12 Hours Communication - 5 Hours |
| Charging Time | 12 Hours |
| FCC License | FCC Part 15 - No License Required |
| Transmitter | |
| Output | 50 mV/m (FCC Part 15) |
| Deviation | ±7kHz |
| Modular Distortion | < 5% |
| Receiver | |
| Sensitivity | < -116dBm @ 12dB SINAD |
| IF Bandwidth | 15kHz |
| Image Rejection | > 60dB |
| Controls and Indicators |
1 x On/Off Volume Control Knob 1 x Talk Button 1 x Channel Selectivity Button 1 x Channel Dip Switch (Interior Battery Compartment) 1 x Channel and Status Indicator "A" 1 x Channel and Status Indicator "B" 1 x Battery Low and Charge Indicator |
| Antenna | Built-In |
| Dimensions | 4 x 3.1 x 1.5" (102 x 80 x 38mm) |
| Weight | 12.4 oz (352g) |
Batteries & Power
- Price: $12.95
Communication Headsets
- Price: $79.99
Cases & Protection
- Price: $24.95
What's in the Box
- 4 x Beltpacks
- 4 x Ultra Dual Headsets
- 4 x Rechargeable Batteries
- 4 x Wall Chargers
- Standard Carrying Case
- 6-Month Limited Warranty
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