{"id":298,"date":"2025-01-02T13:09:22","date_gmt":"2025-01-02T05:09:22","guid":{"rendered":"http:\/\/siwoc.com\/?post_type=product&p=298"},"modified":"2025-01-02T13:18:55","modified_gmt":"2025-01-02T05:18:55","slug":"rugged-telephone-handset","status":"publish","type":"product","link":"https:\/\/www.siwoc.com\/ar\/product\/rugged-telephone-handset\/","title":{"rendered":"\u0633\u0645\u0627\u0639\u0629 \u0627\u0644\u0647\u0627\u062a\u0641 \u0627\u0644\u0648\u0639\u0631\u0629"},"content":{"rendered":"

This SINIWO rugged telephone handset is designed according to MIL standard handset H250, which is used for military telecommunication equipment, like radio, MIL telephone or police calling system. SINIWO also designed the matched microphone and speaker for clients who like the appearance of this rugged telephone handset but do not need MIL standard specification with cheap price.<\/p>\n

Comparison parameter of rugged telephone handset A25 and MIL H250<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n
Model No.<\/td>\nH-250<\/td>\nA25<\/td>\n<\/tr>\n
Weight<\/td>\nApproximately 350g<\/td>\nApproximately 350g<\/td>\n<\/tr>\n
Ambient Noise<\/td>\n\u0644\u0627 \u064a\u0648\u062c\u062f<\/td>\n\u2264100dB<\/td>\n<\/tr>\n
Speaker impedance<\/td>\n1000\u03a9\u00a0(@1kHz)<\/td>\n1000\u03a9\u00a0(@1kHz)<\/td>\n<\/tr>\n
Microphone impedance:<\/td>\n150\u03a9\u00a0(@1kHz)<\/td>\n150\u03a9\u00a0(@1kHz)<\/td>\n<\/tr>\n
Microphone output level:<\/td>\nMore than -56dB(@1kHz)<\/td>\n-59dB(@1kHz)<\/td>\n<\/tr>\n
Distortion:<\/td>\nLess than 5%(300Hz~3500Hz)<\/td>\nLess than 5%(200Hz~4000Hz)<\/td>\n<\/tr>\n
Operating temperature range<\/td>\n-20\u2103~65\u2103<\/td>\n-45\u2103~55\u2103<\/td>\n<\/tr>\n
Water resistance:<\/td>\nRemains fully function after submerged in 3 feet (91cm) of water for 2 hours<\/td>\nRemains fully function after submerged in 1 meter of water for 2 hours<\/td>\n<\/tr>\n
PTT switch durability:<\/td>\nMore than 2 million actuations<\/td>\nMore than 2 million actuations<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Feature of rugged telephone handset<\/h2>\n

1. This rugged telephone handset is mainly designed for military use, so corrosion resistance grade and waterproof grade are the most important factors to think about. So we manufacture this handset with waterproof sound passing membrane on both microphone and speaker and seal all the space by waterproof glue.<\/p>\n

\"\"<\/p>\n

2.When we design this rugged telephone handset for military environment, we chose RoHS approved fiber reinforced polycarbonate material to strength the rugged feature. For clients who have interest in this rugged telephone handset in industrial filed, we offer matched choice to meet clients demand.