Two-wire portable earphones for full release of hands
Ergonomic design, long-term wear without pressure
One-click PTT intercom, clear call without noise
High-tech environmental protection material, durable
IP56 protection class
flop | impedance | 32 ohm ± 15%FOV=100° |
sensitivity | 104±5dB (25px, at: 0.179v / 1KHz) | |
Sound pressure | 90dB±3dB | |
Response frequency | 200-5KHz | |
Rated input power | 20mW | |
Rated output power | 30mW | |
microphone | impedance | Max 2.2KΩ 1KHz(RL= 2.2KΩ) |
sensitivity | -52±5dB RL=2.2K Vs=2.0V (0dB=1V/Pa, 50px) | |
directivity | Omni-directional | |
Response frequency | 100-10000Hz | |
Signal-to-noise ratio | More than 58dB | |
Basic parameter | Service temperature | -10℃ to 60℃ |
Storage temperature | -20℃ to 65℃ | |
Class of protection | IP57 |
