Jon Mitchell birinchi Motorola DynaTAC mobil telefonida
gaplashmoqda, AQSh, 1973 yil
Uning og‘irligi 1,15 kilogramm bo‘lgan,
hech qanday funksiyasi yo‘q,
batareyani kutish rejimida 8 soat,
suhbatda esa 35 daqiqa quvvatlagan,
batareyani zaryadlash uchun esa 10 soat vaqt ketgan.
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