Jinan construction site interphone yuanshengtong interphone v99plus

  Yuanshengtong interphone v99plus frequency range: UHF: 400-480mhz channel number: 16 channel power: 10W channel interval: 25kHz / 12
5khz rated voltage: 7
4vdc working mode: same frequency simplex or different frequency simplex antenna configuration: external antenna frequency stability: & plusmn; 2
5ppm working temperature: - 20 ℃ ~ + 60 ℃, battery capacity: 4500ma, lithium battery size: 137 & times; 60× 40 net weight: about 216g, modulation mode of transmitting part: F3E frequency offset: & le; 5KHz/≤ 2
5KHz SNR: - 45dB / - 40dB sensitivity of receiving part: 0
22pv/0
25pv 12dB SINAD intermodulation: 65dB / 60dB audio distortion: & lt; 5% audio output power: & le; 1W (16q) receiving current: & le; 350mA waiting current: & le; 60mA